diff --git a/jsconfig.json b/jsconfig.json
deleted file mode 100644
index 1940559..0000000
--- a/jsconfig.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-  "compilerOptions": {
-    "baseUrl": "."
-  },
-  "exclude": ["node_modules", "dist"]
-}
diff --git a/lib/components/GGanttChart.vue b/lib/components/GGanttChart.vue
index 5213691..df2c1f0 100644
--- a/lib/components/GGanttChart.vue
+++ b/lib/components/GGanttChart.vue
@@ -1,47 +1,48 @@
 <template>
   <div
-    class="g-gantt-chart"
-    :style="{ width, height, background: themeColors.background }"
+    class="g-gantt-chart-container"
+    :data-theme="theme"
+    :style="{ width, height }"
   >
-    <g-gantt-timeaxis
-      v-if="!hideTimeaxis"
-      :chart-start="chartStart"
-      :chart-end="chartEnd"
-      :row-label-width="rowLabelWidth"
-      :timemarker-offset="timemarkerOffset"
-      :theme-colors="themeColors"
-      :locale="locale"
-      :precision="precision"
-      :time-format="timeFormat"
-      :time-count="timeCount"
-      :grid-size="gridSize"
-      :day-format="dayFormat"
-      :month-format="monthFormat"
-    />
-
-    <div
-      class="g-gantt-rows-container"
-      :style="{ width: `${timeCount * gridSize + rowLabelWidth}px` }"
-    >
-      <g-gantt-grid
-        v-if="grid"
+    <div class="g-gantt-chart">
+      <g-gantt-timeaxis
+        v-if="!hideTimeaxis"
         :chart-start="chartStart"
         :chart-end="chartEnd"
         :row-label-width="rowLabelWidth"
-        :highlighted-hours="highlightedHours"
-        :highlighted-days="highlightedDays"
+        :timemarker-offset="timemarkerOffset"
+        :locale="locale"
         :precision="precision"
+        :time-format="timeFormat"
         :time-count="timeCount"
         :grid-size="gridSize"
+        :day-format="dayFormat"
+        :month-format="monthFormat"
       />
-      <slot />
+
+      <div
+        class="g-gantt-rows-container"
+        :style="{ width: `${timeCount * gridSize + rowLabelWidth}px` }"
+      >
+        <g-gantt-grid
+          v-if="grid"
+          :chart-start="chartStart"
+          :chart-end="chartEnd"
+          :row-label-width="rowLabelWidth"
+          :highlighted-hours="highlightedHours"
+          :highlighted-days="highlightedDays"
+          :precision="precision"
+          :time-count="timeCount"
+          :grid-size="gridSize"
+        />
+        <slot />
+      </div>
     </div>
   </div>
 </template>
 
 <script>
 import moment from 'moment'
-import GanttasticThemeColors from './GanttasticThemeColors.js'
 import GGanttTimeaxis from './GGanttTimeaxis.vue'
 import GGanttGrid from './GGanttGrid.vue'
 import GGanttRow from './GGanttRow.vue'
@@ -109,10 +110,6 @@ export default {
       return Math.floor(
         momentChartEnd.diff(momentChartStart, this.timeUnit, true)
       )
-    },
-
-    themeColors() {
-      return GanttasticThemeColors[this.theme] || GanttasticThemeColors.default
     }
   },
 
@@ -467,7 +464,6 @@ export default {
     return {
       getTimeCount: () => this.timeCount,
       getChartProps: () => this.$props,
-      getThemeColors: () => this.themeColors,
       initDragOfBarsFromBundle: (bundleId, e) =>
         this.initDragOfBarsFromBundle(bundleId, e),
       moveBarsFromBundleOfPushedBar: (bar, minuteDiff, overlapType) =>
diff --git a/lib/components/GGanttRow.vue b/lib/components/GGanttRow.vue
index 33afec4..f9b72ec 100644
--- a/lib/components/GGanttRow.vue
+++ b/lib/components/GGanttRow.vue
@@ -56,13 +56,7 @@ export default {
     highlightOnHover: { type: Boolean }
   },
 
-  inject: [
-    'getChartProps',
-    'getThemeColors',
-    'getTimeCount',
-    'getTimeUnit',
-    'getTimeFormat'
-  ],
+  inject: ['getChartProps', 'getTimeCount', 'getTimeUnit', 'getTimeFormat'],
 
   data() {
     return {
@@ -72,10 +66,6 @@ export default {
   },
 
   computed: {
-    themeColors() {
-      return this.getThemeColors()
-    },
-
     defaultBarLength() {
       return this.chartProps.defaultBarLength
     },
@@ -107,10 +97,6 @@ export default {
     rowLabelStyle() {
       return {
         width: `${this.chartProps.rowLabelWidth}px`,
-        background: this.themeColors.ternary,
-        color: this.themeColors.text,
-        borderTop: `1px solid ${this.themeColors.rowLabelBorder}`,
-        borderBottom: `1px solid ${this.themeColors.rowLabelBorder}`,
         ...this.labelStyle
       }
     }
@@ -151,13 +137,12 @@ export default {
     onDragover(e) {
       e.preventDefault() // enables dropping content on row
       if (this.highlightOnHover) {
-        this.$refs['g-row'].style.backgroundColor =
-          this.themeColors.hoverHighlight
+        this.$refs['g-row'].classList.add('g-gantt-row-highlighted')
       }
     },
 
     onDragleave() {
-      this.$refs['g-row'].style.backgroundColor = null
+      this.$refs['g-row'].classList.remove('g-gantt-row-highlighted')
     },
 
     onDrop(e) {
@@ -199,13 +184,12 @@ export default {
 
     onMouseover() {
       if (this.highlightOnHover) {
-        this.$refs['g-row'].style.backgroundColor =
-          this.themeColors.hoverHighlight
+        this.$refs['g-row'].classList.add('g-gantt-row-highlighted')
       }
     },
 
     onMouseleave() {
-      this.$refs['g-row'].style.backgroundColor = null
+      this.$refs['g-row'].classList.remove('g-gantt-row-highlighted')
     },
 
     onWindowResize() {
diff --git a/lib/components/GGanttTimeaxis.vue b/lib/components/GGanttTimeaxis.vue
index 82187c9..7a6cd70 100644
--- a/lib/components/GGanttTimeaxis.vue
+++ b/lib/components/GGanttTimeaxis.vue
@@ -7,43 +7,27 @@
     <div
       class="g-gantt-timeaxis__empty-space"
       :style="{
-        minWidth: `${rowLabelWidth}px`,
-        background: themeColors.secondary
+        minWidth: `${rowLabelWidth}px`
       }"
     />
     <div class="g-gantt-timeaxis__days">
       <div
-        v-for="(point, index) in axisPoints"
+        v-for="point in axisPoints"
         :key="point.text"
         class="g-gantt-timeaxis__day"
-        :style="{
-          background:
-            index % 2 === 0 ? themeColors.primary : themeColors.secondary,
-          color: themeColors.text
-        }"
       >
         <div v-html="pointFormatted(point) || '&nbsp;'"></div>
-        <div
-          :style="{ background: themeColors.ternary, color: themeColors.text }"
-        >
+        <div class="g-gantt-timeaxis__hours">
           <div
-            v-for="(childPoint, index) in point.childPoints"
+            v-for="childPoint in point.childPoints"
             :key="childPoint.fullDatetime"
             class="g-gantt-timeaxis__hour"
-            :style="{
-              width: `${gridSize}px`,
-              background:
-                index % 2 === 0 ? themeColors.primary : themeColors.secondary,
-              color: themeColors.text
-            }"
+            :style="{ width: `${gridSize}px` }"
           >
             <span :style="{ fontSize: hourFontSize }">{{
               childPoint.text
             }}</span>
-            <div
-              class="g-gantt-timeaxis__hour-pin"
-              :style="{ background: themeColors.text }"
-            />
+            <div class="g-gantt-timeaxis__hour-pin" />
           </div>
         </div>
       </div>
@@ -64,7 +48,6 @@ export default {
     rowLabelWidth: { type: Number },
     timemarkerOffset: { type: Number, default: 0 },
     locale: { type: String },
-    themeColors: { type: Object },
     precision: { type: String },
     timeFormat: { type: String },
     timeCount: { type: Number },
diff --git a/lib/components/GanttasticThemeColors.js b/lib/components/GanttasticThemeColors.js
deleted file mode 100644
index f5db04d..0000000
--- a/lib/components/GanttasticThemeColors.js
+++ /dev/null
@@ -1,113 +0,0 @@
-export default {
-  default: {
-    primary: '#eeeeee',
-    secondary: '#e0e0e0',
-    ternary: '#f5f5f5',
-    hoverHighlight: 'rgba(204, 216, 219, 0.5)',
-    text: '#404040',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  creamy: {
-    primary: '#ffe8d9',
-    secondary: '#fcdcc5',
-    ternary: '#fff6f0',
-    hoverHighlight: 'rgba(230, 221, 202, 0.5)',
-    text: '#542d05',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  crimson: {
-    primary: '#a82039',
-    secondary: '#c41238',
-    ternary: '#db4f56',
-    hoverHighlight: 'rgba(196, 141, 141, 0.5)',
-    text: 'white',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  dark: {
-    primary: '#404040',
-    secondary: '#303030',
-    ternary: '#353535',
-    hoverHighlight: 'rgba(159, 160, 161, 0.5)',
-    text: 'white',
-    background: '#525252',
-    toast: '#1f1f1f',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  flare: {
-    primary: '#e08a38',
-    secondary: '#e67912',
-    ternary: '#5e5145',
-    hoverHighlight: 'rgba(196, 141, 141, 0.5)',
-    text: 'white',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  fuchsia: {
-    primary: '#de1d5a',
-    secondary: '#b50b41',
-    ternary: '#ff7da6',
-    hoverHighlight: 'rgba(196, 141, 141, 0.5)',
-    text: 'white',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  grove: {
-    primary: '#3d9960',
-    secondary: '#288542',
-    ternary: '#72b585',
-    hoverHighlight: 'rgba(160, 219, 171, 0.5)',
-    text: 'white',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  'material-blue': {
-    primary: '#0d47a1',
-    secondary: '#1565c0',
-    ternary: '#42a5f5',
-    hoverHighlight: 'rgba(110, 165, 196, 0.5)',
-    text: 'white',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  sky: {
-    primary: '#b5e3ff',
-    secondary: '#a1d6f7',
-    ternary: '#d6f7ff',
-    hoverHighlight: 'rgba(193, 202, 214, 0.5)',
-    text: '#022c47',
-    background: 'white',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  slumber: {
-    primary: '#2c2e36',
-    secondary: '#2f3447',
-    ternary: '#35394d',
-    hoverHighlight: 'rgba(179, 162, 127, 0.5)',
-    text: '#ffe0b3',
-    background: '#38383b',
-    toast: '#1f1f1f',
-    rowLabelBorder: '#eaeaea'
-  },
-
-  vue: {
-    primary: '#258a5d',
-    secondary: '#41b883',
-    ternary: '#35495e',
-    hoverHighlight: 'rgba(160, 219, 171, 0.5)',
-    text: 'white',
-    background: 'white',
-    rowLabelBorder: '#384d63'
-  }
-}
diff --git a/lib/index.js b/lib/index.js
index f310d0f..84b9bb9 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -1,6 +1,6 @@
 import GGanttChart from './components/GGanttChart.vue'
 import GGanttRow from './components/GGanttRow.vue'
-import './scss/vue-ganttastic.scss'
+import './scss/index.scss'
 
 const VueGanttastic = { GGanttChart, GGanttRow }
 
diff --git a/lib/scss/vue-ganttastic.scss b/lib/scss/_ganttastic.scss
similarity index 76%
rename from lib/scss/vue-ganttastic.scss
rename to lib/scss/_ganttastic.scss
index 1e61737..9485d97 100644
--- a/lib/scss/vue-ganttastic.scss
+++ b/lib/scss/_ganttastic.scss
@@ -8,8 +8,10 @@
   -ms-user-select: none;
   user-select: none;
   padding-bottom: 34px;
-  border: 1px solid #eaeaea;
+  border: 1px solid $border-color;
   box-sizing: border-box;
+  background: $background;
+  flex: 1;
 
   & >>> * {
     font-family: Roboto, Verdana;
@@ -26,14 +28,14 @@
 .g-gantt-timeaxis {
   position: sticky;
   top: 0;
-  background: white;
+  background: $timeaxis-background;
   z-index: 4;
   box-shadow: 0px 1px 3px 2px rgba(50, 50, 50, 0.5);
 }
 
 .g-gantt-timeaxis__empty-space {
   min-height: 100%;
-  background: #f5f5f5;
+  background: $secondary;
   z-index: 5;
   left: 0;
   position: sticky;
@@ -47,29 +49,29 @@
 .g-gantt-timeaxis__day {
   height: 100%;
   flex-direction: column;
-  background: #e0e0e0;
+  color: $text;
+
+  &:nth-child(even) {
+    background: $secondary;
+  }
 
   &:nth-child(odd) {
-    background: #e8e8e8;
+    background: $primary;
   }
 
   & > div:nth-child(1) {
     /* day text */
-    height: 50%;
     justify-content: space-around;
     font-weight: bold;
     align-items: center;
   }
+}
 
-  & > div:nth-child(2) {
-    /* hours of a day */
-    align-items: flex-end;
-    height: 50%;
-    justify-content: space-between;
-    background: #f5f5f5;
-    padding-top: 2px;
-    color: #212121;
-  }
+.g-gantt-timeaxis__days {
+  align-items: flex-end;
+  justify-content: space-between;
+  background: $ternary;
+  color: $text;
 }
 
 .g-gantt-timeaxis__hour {
@@ -78,20 +80,30 @@
   align-items: flex-start;
   flex-direction: column;
   opacity: 0.5;
+  color: $text;
+
+  &:nth-child(even) {
+    background: $secondary;
+  }
+
+  &:nth-child(odd) {
+    background: $primary;
+  }
 }
 
 .g-gantt-timeaxis__hour-pin {
   width: 1px;
-  height: 8px;
+  height: 5px;
+  background: $text;
 }
 
 .g-gantt-timeaxis__marker {
   position: absolute;
-  top: 0;
   left: 0;
-  height: 100%;
+  bottom: 0;
+  height: 5px;
   width: 3px;
-  background: black;
+  background: $marker-background;
 }
 
 .g-gantt-rows-container {
@@ -108,17 +120,17 @@
 .g-gantt-grid__line {
   height: 100%;
   border: 1px solid transparent;
-  border-left: 1px solid #eaeaea;
+  border-left: 1px solid $border-color;
   box-sizing: border-box;
   display: inline-block;
 }
 
 .g-gantt-grid-line-last {
-  border-right: 1px solid #eaeaea;
+  border-right: 1px solid $border-color;
 }
 
-.g-gantt-line-highlighted {
-  background: #dcefff;
+.g-gantt-grid-line-highlighted {
+  background: $highlighted;
 }
 
 .g-gantt-row {
@@ -129,11 +141,15 @@
   position: relative;
 }
 
+.g-gantt-row-highlighted {
+  background-color: $hover-highlight;
+}
+
 .g-gantt-row__label {
   display: flex;
   align-items: center;
-  background: #e8e8e8;
-  color: #424242;
+  background: $ternary;
+  color: $text;
   font-size: 0.9em;
   z-index: 3;
   font-weight: bold;
@@ -141,8 +157,8 @@
   position: sticky;
   padding: 0 10px;
   box-sizing: border-box;
-  border-top: 1px solid #eaeaea;
-  border-bottom: 1px solid #eaeaea;
+  border-top: 1px solid $row-label-border-color;
+  border-bottom: 1px solid $row-label-border-color;
 
   & > * {
     overflow: hidden;
@@ -153,8 +169,8 @@
 
 .g-gantt-row__bars-container {
   position: relative;
-  border-top: 1px solid #eaeaea;
-  border-bottom: 1px solid #eaeaea;
+  border-top: 1px solid $border-color;
+  border-bottom: 1px solid $border-color;
   flex: 1;
 }
 
@@ -224,8 +240,8 @@
 
 .g-gantt-bar__tooltip {
   position: absolute;
-  background: black;
-  color: white;
+  background: $tooltip-background;
+  color: $tooltip-color;
   z-index: 3;
   font-size: 0.7em;
   padding: 3px;
@@ -242,7 +258,7 @@
     width: 0;
     height: 0;
     border: 10px solid transparent;
-    border-bottom-color: black;
+    border-bottom-color: $tooltip-background;
     border-top: 0;
     margin-left: -5px;
     margin-top: -5px;
@@ -255,20 +271,3 @@
     margin-right: 4px;
   }
 }
-
-.fade-enter-active {
-  animation: fade-in 0.3s;
-}
-
-.fade-leave-active {
-  animation: fade-in 0.3s reverse;
-}
-
-@keyframes fade-in {
-  from {
-    opacity: 0;
-  }
-  to {
-    opacity: 1;
-  }
-}
diff --git a/lib/scss/_variables.scss b/lib/scss/_variables.scss
new file mode 100644
index 0000000..e9bd4f4
--- /dev/null
+++ b/lib/scss/_variables.scss
@@ -0,0 +1,13 @@
+$primary: #eee !default;
+$secondary: #e0e0e0 !default;
+$ternary: #f5f5f5 !default;
+$hover-highlight: rgba(204, 216, 219, 0.5) !default;
+$text: #404040 !default;
+$background: #fff !default;
+$highlighted: #dcefff !default;
+$border-color: #eaeaea !default;
+$timeaxis-background: #fff !default;
+$marker-background: #000 !default;
+$row-label-border-color: $border-color !default;
+$tooltip-background: #000;
+$tooltip-color: #fff;
diff --git a/lib/scss/index.scss b/lib/scss/index.scss
new file mode 100644
index 0000000..38bbcbd
--- /dev/null
+++ b/lib/scss/index.scss
@@ -0,0 +1,36 @@
+@use "sass:meta";
+
+// default
+@import './variables';
+@import './ganttastic';
+
+[data-theme] {
+  display: flex;
+  flex-direction: column;
+}
+
+$themes: 'creamy', 'crimson', 'dark', 'flare', 'fuchsia', 'grove',
+  'material-blue', 'sky', 'slumber', 'vue';
+
+@each $theme in $themes {
+  [data-theme='#{$theme}'] {
+    @include meta.load-css('./themes/#{$theme}');
+  }
+}
+
+.fade-enter-active {
+  animation: fade-in 0.3s;
+}
+
+.fade-leave-active {
+  animation: fade-in 0.3s reverse;
+}
+
+@keyframes fade-in {
+  from {
+    opacity: 0;
+  }
+  to {
+    opacity: 1;
+  }
+}
diff --git a/lib/scss/themes/creamy/_variables.scss b/lib/scss/themes/creamy/_variables.scss
new file mode 100644
index 0000000..39c3e6a
--- /dev/null
+++ b/lib/scss/themes/creamy/_variables.scss
@@ -0,0 +1,7 @@
+$primary: #ffe8d9;
+$secondary: #fcdcc5;
+$ternary: #fff6f0;
+$hover-highlight: rgba(230, 221, 202, 0.5);
+$text: #542d05;
+$background: #fff;
+$row-label-border-color: #f7efe9;
diff --git a/lib/scss/themes/creamy/index.scss b/lib/scss/themes/creamy/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/creamy/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/crimson/_variables.scss b/lib/scss/themes/crimson/_variables.scss
new file mode 100644
index 0000000..ef3ce30
--- /dev/null
+++ b/lib/scss/themes/crimson/_variables.scss
@@ -0,0 +1,7 @@
+$primary: #a82039;
+$secondary: #c41238;
+$ternary: #db4f56;
+$hover-highlight: rgba(196, 141, 141, 0.5);
+$text: white;
+$background: white;
+$row-label-border-color: #e6535a;
diff --git a/lib/scss/themes/crimson/index.scss b/lib/scss/themes/crimson/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/crimson/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/dark/_variables.scss b/lib/scss/themes/dark/_variables.scss
new file mode 100644
index 0000000..f2561dc
--- /dev/null
+++ b/lib/scss/themes/dark/_variables.scss
@@ -0,0 +1,10 @@
+$primary: #404040;
+$secondary: #303030;
+$ternary: #353535;
+$hover-highlight: rgba(159, 160, 161, 0.5);
+$text: #adb5bd;
+$background: #525252;
+$highlighted: #7e7e7e;
+$border-color: #444444;
+$marker-background: #666666;
+$row-label-border-color: $border-color;
diff --git a/lib/scss/themes/dark/index.scss b/lib/scss/themes/dark/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/dark/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/flare/_variables.scss b/lib/scss/themes/flare/_variables.scss
new file mode 100644
index 0000000..3cf8b96
--- /dev/null
+++ b/lib/scss/themes/flare/_variables.scss
@@ -0,0 +1,7 @@
+$primary: #e08a38;
+$secondary: #e67912;
+$ternary: #5e5145;
+$hover-highlight: rgba(196, 141, 141, 0.5);
+$text: #fff;
+$background: #fff;
+$row-label-border-color: #6b5c4e;
diff --git a/lib/scss/themes/flare/index.scss b/lib/scss/themes/flare/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/flare/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/fuchsia/_variables.scss b/lib/scss/themes/fuchsia/_variables.scss
new file mode 100644
index 0000000..0ee466f
--- /dev/null
+++ b/lib/scss/themes/fuchsia/_variables.scss
@@ -0,0 +1,9 @@
+$primary: #de1d5a;
+$secondary: #b50b41;
+$ternary: #ff7da6;
+$hover-highlight: rgba(196, 141, 141, 0.5);
+$text: #fff;
+$background: #fff;
+$row-label-border-color: #f2779e;
+$tooltip-background: $primary;
+$tooltip-color: #fff;
diff --git a/lib/scss/themes/fuchsia/index.scss b/lib/scss/themes/fuchsia/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/fuchsia/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/grove/_variables.scss b/lib/scss/themes/grove/_variables.scss
new file mode 100644
index 0000000..dba3b89
--- /dev/null
+++ b/lib/scss/themes/grove/_variables.scss
@@ -0,0 +1,7 @@
+$primary: #3d9960;
+$secondary: #288542;
+$ternary: #72b585;
+$hover-highlight: rgba(160, 219, 171, 0.5);
+$text: white;
+$background: white;
+$row-label-border-color: #73bd88;
diff --git a/lib/scss/themes/grove/index.scss b/lib/scss/themes/grove/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/grove/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/material-blue/_variables.scss b/lib/scss/themes/material-blue/_variables.scss
new file mode 100644
index 0000000..6164eb6
--- /dev/null
+++ b/lib/scss/themes/material-blue/_variables.scss
@@ -0,0 +1,7 @@
+$primary: #0d47a1;
+$secondary: #1565c0;
+$ternary: #42a5f5;
+$hover-highlight: rgba(110, 165, 196, 0.5);
+$text: white;
+$background: white;
+$row-label-border-color: #45abff;
diff --git a/lib/scss/themes/material-blue/index.scss b/lib/scss/themes/material-blue/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/material-blue/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/sky/_variables.scss b/lib/scss/themes/sky/_variables.scss
new file mode 100644
index 0000000..425c2f7
--- /dev/null
+++ b/lib/scss/themes/sky/_variables.scss
@@ -0,0 +1,7 @@
+$primary: #b5e3ff;
+$secondary: #a1d6f7;
+$ternary: #d6f7ff;
+$hover-highlight: rgba(193, 202, 214, 0.5);
+$text: #022c47;
+$background: white;
+$row-label-border-color: #cbf4fe;
diff --git a/lib/scss/themes/sky/index.scss b/lib/scss/themes/sky/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/sky/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/slumber/_variables.scss b/lib/scss/themes/slumber/_variables.scss
new file mode 100644
index 0000000..dac0ee0
--- /dev/null
+++ b/lib/scss/themes/slumber/_variables.scss
@@ -0,0 +1,10 @@
+$primary: #2c2e36;
+$secondary: #2f3447;
+$ternary: #35394d;
+$hover-highlight: rgba(179, 162, 127, 0.5);
+$text: #ffe0b3;
+$background: #38383b;
+$highlighted: #7e7e7e;
+$border-color: #444;
+$marker-background: #666;
+$row-label-border-color: $border-color;
diff --git a/lib/scss/themes/slumber/index.scss b/lib/scss/themes/slumber/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/slumber/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/lib/scss/themes/vue/_variables.scss b/lib/scss/themes/vue/_variables.scss
new file mode 100644
index 0000000..d83e418
--- /dev/null
+++ b/lib/scss/themes/vue/_variables.scss
@@ -0,0 +1,7 @@
+$primary: #258a5d;
+$secondary: #41b883;
+$ternary: #35495e;
+$hover-highlight: rgba(160, 219, 171, 0.5);
+$text: #fff;
+$background: #fff;
+$row-label-border-color: #384d63;
diff --git a/lib/scss/themes/vue/index.scss b/lib/scss/themes/vue/index.scss
new file mode 100644
index 0000000..19e702b
--- /dev/null
+++ b/lib/scss/themes/vue/index.scss
@@ -0,0 +1,3 @@
+@import '../../variables';
+@import './variables';
+@import '../../ganttastic';
diff --git a/package-lock.json b/package-lock.json
index 7d66466..919da65 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@tenrok/vue-ganttastic",
-  "version": "0.10.22",
+  "version": "0.11.0",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@tenrok/vue-ganttastic",
-      "version": "0.10.22",
+      "version": "0.11.0",
       "license": "MIT",
       "dependencies": {
         "vue": "^2.6.12"
@@ -18,7 +18,7 @@
         "babel-eslint": "^10.1.0",
         "eslint": "^6.7.2",
         "eslint-plugin-vue": "^8.2.0",
-        "node-sass": "^6.0.1",
+        "sass": "^1.45.0",
         "sass-loader": "^10.2.0",
         "vue-template-compiler": "^2.6.11"
       },
@@ -2621,7 +2621,9 @@
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
       "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
-      "dev": true
+      "dev": true,
+      "optional": true,
+      "peer": true
     },
     "node_modules/accepts": {
       "version": "1.3.7",
@@ -2720,6 +2722,8 @@
       "resolved": "https://registry.npmjs.org/amdefine/-/amdefine-1.0.1.tgz",
       "integrity": "sha1-SlKCrBZHKek2Gbz9OtFR+BfOkfU=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "engines": {
         "node": ">=0.4.2"
       }
@@ -2831,6 +2835,8 @@
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       "integrity": "sha512-nxwy40TuMiUGqMyRHgCSWZ9FM4VAoRP4xUYSTv5ImRog+h9yISPbVH7H8fASCIzYn9wlEv4zvFL7uKDMCFQm3g==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
         "delegates": "^1.0.0",
         "readable-stream": "^2.0.6"
@@ -2913,6 +2919,8 @@
       "resolved": "https://registry.npmjs.org/arrify/-/arrify-1.0.1.tgz",
       "integrity": "sha1-iYUI2iIm84DfkEcoRWhJwVAaSw0=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -3016,6 +3024,8 @@
       "resolved": "https://registry.npmjs.org/async-foreach/-/async-foreach-0.1.3.tgz",
       "integrity": "sha1-NhIfhFwFeBct5Bmpfb6x0W7DRUI=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "engines": {
         "node": "*"
       }
@@ -3269,7 +3279,6 @@
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
       "integrity": "sha512-jDctJ/IVQbZoJykoeHbhXpOlNBqGNcwXJKJog42E5HDPUwQTSdjCHdihjj0DlnheQ7blbT6dHOafNAiS8ooQKA==",
       "dev": true,
-      "optional": true,
       "engines": {
         "node": ">=8"
       }
@@ -3762,6 +3771,8 @@
       "resolved": "https://registry.npmjs.org/camelcase-keys/-/camelcase-keys-6.2.2.tgz",
       "integrity": "sha512-YrwaA0vEKazPBkn0ipTiMpSajYDSe+KjQfrjhcBMxJt/znbvlHd8Pw/Vamaz5EB4Wfhs3SUR3Z9mwRu/P3s3Yg==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
         "camelcase": "^5.3.1",
         "map-obj": "^4.0.0",
@@ -3779,6 +3790,8 @@
       "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
       "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "engines": {
         "node": ">=6"
       }
@@ -3851,7 +3864,6 @@
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       "integrity": "sha512-ekGhOnNVPgT77r4K/U3GDhu+FQ2S8TnK/s2KbIGXi0SZWuwkZ2QNyfWdZW+TVfn84DpEP7rLeCt2UI6bJ8GwbQ==",
       "dev": true,
-      "optional": true,
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         "braces": "~3.0.2",
@@ -3873,7 +3885,6 @@
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       "dev": true,
-      "optional": true,
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@@ -3886,7 +3897,6 @@
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       "dev": true,
-      "optional": true,
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@@ -3899,7 +3909,6 @@
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       "dev": true,
-      "optional": true,
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@@ -3912,7 +3921,6 @@
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       "dev": true,
-      "optional": true,
       "engines": {
         "node": ">=0.12.0"
       }
@@ -3922,7 +3930,6 @@
       "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
       "integrity": "sha512-65P7iz6X5yEr1cwcgvQxbbIw7Uk3gOy5dIdtZ4rDveLqhrdJP+Li/Hx6tyK0NEb+2GCyneCMJiGqrADCSNk8sQ==",
       "dev": true,
-      "optional": true,
       "dependencies": {
         "is-number": "^7.0.0"
       },
@@ -4301,6 +4308,8 @@
       "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
       "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -4477,7 +4486,9 @@
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
       "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4=",
-      "dev": true
+      "dev": true,
+      "optional": true,
+      "peer": true
     },
     "node_modules/consolidate": {
       "version": "0.15.1",
@@ -5209,6 +5220,8 @@
       "resolved": "https://registry.npmjs.org/decamelize-keys/-/decamelize-keys-1.1.0.tgz",
       "integrity": "sha1-0XGoeTMlKAfrPLYdwcFEXQeN8tk=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
         "decamelize": "^1.1.0",
         "map-obj": "^1.0.0"
@@ -5222,6 +5235,8 @@
       "resolved": "https://registry.npmjs.org/map-obj/-/map-obj-1.0.1.tgz",
       "integrity": "sha1-2TPOuSBdgr3PSIb2dCvcK03qFG0=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "engines": {
         "node": ">=0.10.0"
       }
@@ -5497,7 +5512,9 @@
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       "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
-      "dev": true
+      "dev": true,
+      "optional": true,
+      "peer": true
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@@ -5851,6 +5868,8 @@
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       "dev": true,
+      "optional": true,
+      "peer": true,
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       }
@@ -7115,6 +7134,8 @@
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       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
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       },
@@ -7171,6 +7192,8 @@
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       "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
         "aproba": "^1.0.3",
         "console-control-strings": "^1.0.0",
@@ -7187,6 +7210,8 @@
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       "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "engines": {
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       }
@@ -7196,6 +7221,8 @@
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       "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
         "number-is-nan": "^1.0.0"
       },
@@ -7208,6 +7235,8 @@
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       "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
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         "is-fullwidth-code-point": "^1.0.0",
@@ -7222,6 +7251,8 @@
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       "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
       "dev": true,
+      "optional": true,
+      "peer": true,
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@@ -7234,6 +7265,8 @@
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       "dev": true,
+      "optional": true,
+      "peer": true,
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@@ -7278,6 +7311,8 @@
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       "integrity": "sha1-uWjGsKBDhDJJAui/Gl3zJXmkUP4=",
       "dev": true,
+      "optional": true,
+      "peer": true,
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@@ -7409,6 +7444,8 @@
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       "dev": true,
+      "optional": true,
+      "peer": true,
       "dependencies": {
         "glob": "~7.1.1",
         "lodash": "~4.17.10",
@@ -7423,6 +7460,8 @@
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+      "optional": true,
+      "peer": true,
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@@ -7491,6 +7530,8 @@
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       "dev": true,
+      "optional": true,
+      "peer": true,
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@@ -7512,6 +7553,8 @@
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       "integrity": "sha1-NPUEnOHs3ysGSa8+8k5F7TVBbZE=",
       "dev": true,
+      "optional": true,
+      "peer": true,
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@@ -7524,6 +7567,8 @@
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       "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
       "dev": true,
+      "optional": true,
+      "peer": true,
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@@ -7577,7 +7622,9 @@
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-      "dev": true
+      "dev": true,
+      "optional": true,
+      "peer": true
     },
     "node_modules/has-value": {
       "version": "1.0.0",
@@ -8083,6 +8130,12 @@
         "node": ">= 4"
       }
     },
+    "node_modules/immutable": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/immutable/-/immutable-4.0.0.tgz",
+      "integrity": "sha512-zIE9hX70qew5qTUjSS7wi1iwj/l7+m54KWU247nhM3v806UdGj1yDndXj+IOYxxtW9zyLI+xqFNZjTuDaLUqFw==",
+      "dev": true
+    },
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@@ -8208,6 +8261,8 @@
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       "dev": true,
+      "optional": true,
+      "peer": true,
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@@ -8502,7 +8557,6 @@
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@@ -8952,7 +9006,9 @@
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       "integrity": "sha512-hOS089on8RduqdbhvQ5Z37A0ESjsqz6qnRcffsMU3495FuTdqSm+7bhJ29JvIOsBDEEnan5DPu9t3To9VRlMzA==",
       "dev": true,
-      "optional": true,
       "requires": {
         "picomatch": "^2.2.1"
       }
@@ -26115,6 +26445,8 @@
       "resolved": "https://registry.npmjs.org/redent/-/redent-3.0.0.tgz",
       "integrity": "sha512-6tDA8g98We0zd0GvVeMT9arEOnTw9qM03L9cJXaCjrip1OO764RDBLBfrB4cwzNGDj5OA5ioymC9GkizgWJDUg==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "indent-string": "^4.0.0",
         "strip-indent": "^3.0.0"
@@ -26442,11 +26774,24 @@
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       "dev": true
     },
+    "sass": {
+      "version": "1.45.0",
+      "resolved": "https://registry.npmjs.org/sass/-/sass-1.45.0.tgz",
+      "integrity": "sha512-ONy5bjppoohtNkFJRqdz1gscXamMzN3wQy1YH9qO2FiNpgjLhpz/IPRGg0PpCjyz/pWfCOaNEaiEGCcjOFAjqw==",
+      "dev": true,
+      "requires": {
+        "chokidar": ">=3.0.0 <4.0.0",
+        "immutable": "^4.0.0",
+        "source-map-js": ">=0.6.2 <2.0.0"
+      }
+    },
     "sass-graph": {
       "version": "2.2.5",
       "resolved": "https://registry.npmjs.org/sass-graph/-/sass-graph-2.2.5.tgz",
       "integrity": "sha512-VFWDAHOe6mRuT4mZRd4eKE+d8Uedrk6Xnh7Sh9b4NGufQLQjOrvf/MQoOdx+0s92L89FeyUUNfU597j/3uNpag==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "glob": "^7.0.0",
         "lodash": "^4.0.0",
@@ -26458,13 +26803,17 @@
           "version": "5.3.1",
           "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-5.3.1.tgz",
           "integrity": "sha512-L28STB170nwWS63UjtlEOE3dldQApaJXZkOI1uMFfzf3rRuPegHaHesyee+YxQ+W6SvRDQV6UrdOdRiR153wJg==",
-          "dev": true
+          "dev": true,
+          "optional": true,
+          "peer": true
         },
         "cliui": {
           "version": "5.0.0",
           "resolved": "https://registry.npmjs.org/cliui/-/cliui-5.0.0.tgz",
           "integrity": "sha512-PYeGSEmmHM6zvoef2w8TPzlrnNpXIjTipYK780YswmIP9vjxmd6Y2a3CB2Ks6/AU8NHjZugXvo8w3oWM2qnwXA==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "string-width": "^3.1.0",
             "strip-ansi": "^5.2.0",
@@ -26475,13 +26824,17 @@
           "version": "7.0.3",
           "resolved": "https://registry.npmjs.org/emoji-regex/-/emoji-regex-7.0.3.tgz",
           "integrity": "sha512-CwBLREIQ7LvYFB0WyRvwhq5N5qPhc6PMjD6bYggFlI5YyDgl+0vxq5VHbMOFqLg7hfWzmu8T5Z1QofhmTIhItA==",
-          "dev": true
+          "dev": true,
+          "optional": true,
+          "peer": true
         },
         "find-up": {
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/find-up/-/find-up-3.0.0.tgz",
           "integrity": "sha512-1yD6RmLI1XBfxugvORwlck6f75tYL+iR0jqwsOrOxMZyGYqUuDhJ0l4AXdO1iX/FTs9cBAMEk1gWSEx1kSbylg==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "locate-path": "^3.0.0"
           }
@@ -26491,6 +26844,8 @@
           "resolved": "https://registry.npmjs.org/locate-path/-/locate-path-3.0.0.tgz",
           "integrity": "sha512-7AO748wWnIhNqAuaty2ZWHkQHRSNfPVIsPIfwEOWO22AmaoVrWavlOcMR5nzTLNYvp36X220/maaRsrec1G65A==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "p-locate": "^3.0.0",
             "path-exists": "^3.0.0"
@@ -26501,6 +26856,8 @@
           "resolved": "https://registry.npmjs.org/p-locate/-/p-locate-3.0.0.tgz",
           "integrity": "sha512-x+12w/To+4GFfgJhBEpiDcLozRJGegY+Ei7/z0tSLkMmxGZNybVMSfWj9aJn8Z5Fc7dBUNJOOVgPv2H7IwulSQ==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "p-limit": "^2.0.0"
           }
@@ -26509,13 +26866,17 @@
           "version": "3.0.0",
           "resolved": "https://registry.npmjs.org/path-exists/-/path-exists-3.0.0.tgz",
           "integrity": "sha1-zg6+ql94yxiSXqfYENe1mwEP1RU=",
-          "dev": true
+          "dev": true,
+          "optional": true,
+          "peer": true
         },
         "string-width": {
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/string-width/-/string-width-3.1.0.tgz",
           "integrity": "sha512-vafcv6KjVZKSgz06oM/H6GDBrAtz8vdhQakGjFIvNrHA6y3HCF1CInLy+QLq8dTJPQ1b+KDUqDFctkdRW44e1w==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "emoji-regex": "^7.0.1",
             "is-fullwidth-code-point": "^2.0.0",
@@ -26527,6 +26888,8 @@
           "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-5.1.0.tgz",
           "integrity": "sha512-QC1/iN/2/RPVJ5jYK8BGttj5z83LmSKmvbvrXPNCLZSEb32KKVDJDl/MOt2N01qU2H/FkzEa9PKto1BqDjtd7Q==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "ansi-styles": "^3.2.0",
             "string-width": "^3.0.0",
@@ -26538,6 +26901,8 @@
           "resolved": "https://registry.npmjs.org/yargs/-/yargs-13.3.2.tgz",
           "integrity": "sha512-AX3Zw5iPruN5ie6xGRIDgqkT+ZhnRlZMLMHAs8tg7nRruy2Nb+i5o9bwghAogtM08q1dpr2LVoS8KSTMYpWXUw==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "cliui": "^5.0.0",
             "find-up": "^3.0.0",
@@ -26556,6 +26921,8 @@
           "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-13.1.2.tgz",
           "integrity": "sha512-3lbsNRf/j+A4QuSZfDRA7HRSfWrzO0YjqTJd5kjAq37Zep1CEgaYmrH9Q3GwPiB9cHyd1Y1UwggGhJGoxipbzg==",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "camelcase": "^5.0.0",
             "decamelize": "^1.2.0"
@@ -26646,6 +27013,8 @@
       "resolved": "https://registry.npmjs.org/scss-tokenizer/-/scss-tokenizer-0.2.3.tgz",
       "integrity": "sha1-jrBtualyMzOCTT9VMGQRSYR85dE=",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "js-base64": "^2.1.8",
         "source-map": "^0.4.2"
@@ -26656,6 +27025,8 @@
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.4.4.tgz",
           "integrity": "sha1-66T12pwNyZneaAMti092FzZSA2s=",
           "dev": true,
+          "optional": true,
+          "peer": true,
           "requires": {
             "amdefine": ">=0.0.4"
           }
@@ -27162,6 +27533,12 @@
       "integrity": "sha1-igOdLRAh0i0eoUyA2OpGi6LvP8w=",
       "dev": true
     },
+    "source-map-js": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/source-map-js/-/source-map-js-1.0.1.tgz",
+      "integrity": "sha512-4+TN2b3tqOCd/kaGRJ/sTYA0tR0mdXx26ipdolxcwtJVqEnqNYvlCAt1q3ypy4QMlYus+Zh34RNtYLoq2oQ4IA==",
+      "dev": true
+    },
     "source-map-resolve": {
       "version": "0.5.3",
       "resolved": "https://registry.npmjs.org/source-map-resolve/-/source-map-resolve-0.5.3.tgz",
@@ -27413,6 +27790,8 @@
       "resolved": "https://registry.npmjs.org/stdout-stream/-/stdout-stream-1.4.1.tgz",
       "integrity": "sha512-j4emi03KXqJWcIeF8eIXkjMFN1Cmb8gUlDYGeBALLPo5qdyTfA9bOtl8m33lRoC+vFMkP3gl0WsDr6+gzxbbTA==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "readable-stream": "^2.0.1"
       }
@@ -27544,6 +27923,8 @@
       "resolved": "https://registry.npmjs.org/strip-indent/-/strip-indent-3.0.0.tgz",
       "integrity": "sha512-laJTa3Jb+VQpaC6DseHhF7dXVqHTfJPCRDaEbid/drOhgitgYku/letMUqOXFoWV0zIIUbjpdH2t+tYj4bQMRQ==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "min-indent": "^1.0.0"
       }
@@ -27713,6 +28094,8 @@
       "resolved": "https://registry.npmjs.org/tar/-/tar-6.1.11.tgz",
       "integrity": "sha512-an/KZQzQUkZCkuoAA64hM92X0Urb6VpRhAFllDzz44U2mcD5scmT3zBc4VgVpkugF580+DQn8eAFSyoQt0tznA==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "chownr": "^2.0.0",
         "fs-minipass": "^2.0.0",
@@ -27726,19 +28109,25 @@
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/chownr/-/chownr-2.0.0.tgz",
           "integrity": "sha512-bIomtDF5KGpdogkLd9VspvFzk9KfpyyGlS8YFVZl7TGPBHL5snIOnxeshwVgPteQ9b4Eydl+pVbIyE1DcvCWgQ==",
-          "dev": true
+          "dev": true,
+          "optional": true,
+          "peer": true
         },
         "mkdirp": {
           "version": "1.0.4",
           "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
           "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
-          "dev": true
+          "dev": true,
+          "optional": true,
+          "peer": true
         },
         "yallist": {
           "version": "4.0.0",
           "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
           "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
-          "dev": true
+          "dev": true,
+          "optional": true,
+          "peer": true
         }
       }
     },
@@ -28040,13 +28429,17 @@
       "version": "3.0.1",
       "resolved": "https://registry.npmjs.org/trim-newlines/-/trim-newlines-3.0.1.tgz",
       "integrity": "sha512-c1PTsA3tYrIsLGkJkzHF+w9F2EyxfXGo4UyJc4pFL++FMjnq0HJS69T3M7d//gKrFKwy429bouPescbjecU+Zw==",
-      "dev": true
+      "dev": true,
+      "optional": true,
+      "peer": true
     },
     "true-case-path": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/true-case-path/-/true-case-path-1.0.3.tgz",
       "integrity": "sha512-m6s2OdQe5wgpFMC+pAJ+q9djG82O2jcHPOI6RNg1yy9rCYR+WD6Nbpl32fDpfC56nirdRy+opFa/Vk7HYhqaew==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "glob": "^7.1.2"
       }
@@ -29273,6 +29666,8 @@
       "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.5.tgz",
       "integrity": "sha512-eDMORYaPNZ4sQIuuYPDHdQvf4gyCF9rEEV/yPxGfwPkRodwEgiMUUXTx/dex+Me0wxx53S+NgUHaP7y3MGlDmg==",
       "dev": true,
+      "optional": true,
+      "peer": true,
       "requires": {
         "string-width": "^1.0.2 || 2 || 3 || 4"
       }
diff --git a/package.json b/package.json
index 3d82f5b..93afab7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tenrok/vue-ganttastic",
-  "version": "0.10.22",
+  "version": "0.11.0",
   "description": "A simple and customizable Gantt chart component for Vue.js",
   "keywords": [
     "gantt",
@@ -55,7 +55,7 @@
     "babel-eslint": "^10.1.0",
     "eslint": "^6.7.2",
     "eslint-plugin-vue": "^8.2.0",
-    "node-sass": "^6.0.1",
+    "sass": "^1.45.0",
     "sass-loader": "^10.2.0",
     "vue-template-compiler": "^2.6.11"
   },
diff --git a/src/App.vue b/src/App.vue
index 96fed67..024558e 100644
--- a/src/App.vue
+++ b/src/App.vue
@@ -1,5 +1,11 @@
 <template>
   <div>
+    <select v-model="theme">
+      <option v-for="option in themes" :key="option" :value="option">
+        {{ option }}
+      </option>
+    </select>
+
     <h2>Chart #1</h2>
 
     <g-gantt-chart
@@ -17,7 +23,7 @@
       :highlighted-days="chart1.highlightedDays"
       :row-label-width="chart1.rowLabelWidth"
       :row-height="chart1.rowHeight"
-      :theme="chart1.theme"
+      :theme="theme"
       bar-config-key="config"
       bar-start-key="myStart"
       bar-end-key="myEnd"
@@ -53,7 +59,7 @@
       :highlighted-days="chart2.highlightedDays"
       :row-label-width="chart2.rowLabelWidth"
       :row-height="chart2.rowHeight"
-      :theme="chart2.theme"
+      :theme="theme"
       :width="chart2.width"
       :height="chart2.height"
       :allow-add="chart2.allowAdd"
@@ -77,6 +83,20 @@
 <script>
 export default {
   data: () => ({
+    theme: 'default',
+    themes: [
+      'creamy',
+      'crimson',
+      'dark',
+      'default',
+      'flare',
+      'fuchsia',
+      'grove',
+      'material-blue',
+      'sky',
+      'slumber',
+      'vue'
+    ],
     chart1: {
       chartStart: '2020-03-02 00:00',
       chartEnd: '2020-03-10 10:00',
@@ -91,7 +111,6 @@ export default {
       highlightOnHover: true,
       highlightedDays: ['2020-03-08'],
       highlightedHours: [10, 12],
-      theme: 'default', // 'default', 'vue', 'dark', 'material-blue', 'creamy', 'slumber', 'sky', 'crimson', 'grove', 'fuchsia', 'flare'
       rows: [
         {
           label: 'Row #1',
@@ -259,7 +278,6 @@ export default {
         '2020-03-22',
         '2020-03-29'
       ],
-      theme: 'vue', // 'default', 'vue', 'dark', 'material-blue', 'creamy', 'slumber', 'sky', 'crimson', 'grove', 'fuchsia', 'flare'
       width: '90vw',
       height: '250px',
       allowAdd: false,
@@ -353,11 +371,12 @@ export default {
 
   methods: {
     onDragend(e) {
-      let { event, bar, movedBars } = e
+      const { event, bar, movedBars } = e
+      // eslint-disable-next-line
       console.log('onDragend', { event: event.type, bar, movedBars })
     }
   }
 }
 </script>
 
-<style lang="scss" src="../lib/scss/vue-ganttastic.scss"></style>
+<style lang="scss" src="../lib/scss/index.scss"></style>
diff --git a/vetur.config.js b/vetur.config.js
new file mode 100644
index 0000000..20c36f5
--- /dev/null
+++ b/vetur.config.js
@@ -0,0 +1,8 @@
+// vetur.config.js
+/** @type {import('vls').VeturConfig} */
+module.exports = {
+  settings: {
+    'vetur.ignoreProjectWarning': true,
+  },
+  projects: ['./'],
+}
diff --git a/vue.config.js b/vue.config.js
index 7a6d7fe..20778fd 100644
--- a/vue.config.js
+++ b/vue.config.js
@@ -4,7 +4,14 @@ const isBuildLib =
 module.exports = {
   publicPath: '',
   outputDir: isBuildLib ? 'dist' : 'demo',
-  css: { extract: true },
+  css: {
+    loaderOptions: {
+      sass: {
+        implementation: require('sass')
+      }
+    },
+    extract: true
+  },
   productionSourceMap: false,
   chainWebpack: config => {
     if (process.env.VUE_CLI_BUILD_TARGET === 'lib') {