diff --git a/package.json b/package.json
index 0e024e6..81ad590 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@tenrok/vue-ganttastic",
-  "version": "0.10.9",
+  "version": "0.10.10",
   "description": "A simple and customizable Gantt chart component for Vue.js",
   "keywords": [
     "gantt",
diff --git a/src/components/GGanttBar.vue b/src/components/GGanttBar.vue
index d59571e..b483897 100644
--- a/src/components/GGanttBar.vue
+++ b/src/components/GGanttBar.vue
@@ -356,14 +356,14 @@ export default {
         newXEnd &&
         moment(this.bar[this.barEndKey]).isAfter(this.barEndBeforeDrag)
 
-      const currentIndex = this.allBarsInRow.findIndex((bar) => bar == this.bar)
+      const currentIndex = this.allBarsInRow.findIndex(bar => bar == this.bar)
 
       let otherBars = []
       if (isSqueezeToRight) {
         otherBars = this.allBarsInRow.slice(currentIndex + 1)
         if (otherBars.length) {
           let otherBarTotalWidth = otherBars
-            .map((bar) => this.getBarWidth(bar))
+            .map(bar => this.getBarWidth(bar))
             .reduce((accumulator, currentValue) => accumulator + currentValue)
           if (newXEnd > this.barContainer.width - otherBarTotalWidth) {
             return true
@@ -373,7 +373,7 @@ export default {
         otherBars = this.allBarsInRow.slice(0, currentIndex)
         if (otherBars.length) {
           let otherBarTotalWidth = otherBars
-            .map((bar) => this.getBarWidth(bar))
+            .map(bar => this.getBarWidth(bar))
             .reduce((accumulator, currentValue) => accumulator + currentValue)
           if (newXStart < otherBarTotalWidth) {
             return true
@@ -478,7 +478,7 @@ export default {
       let barStartMoment = moment(bar[this.barStartKey])
       let barEndMoment = moment(bar[this.barEndKey])
       let overlapLeft, overlapRight, overlapInBetween
-      let overlapBar = this.allBarsInRow.find((otherBar) => {
+      let overlapBar = this.allBarsInRow.find(otherBar => {
         if (
           otherBar === bar ||
           otherBar.ganttBarConfig.pushOnOverlap === false
@@ -685,4 +685,4 @@ export default {
     opacity: 1;
   }
 }
-</style>
\ No newline at end of file
+</style>
diff --git a/src/components/GGanttChart.vue b/src/components/GGanttChart.vue
index 5e9593d..7262a5f 100644
--- a/src/components/GGanttChart.vue
+++ b/src/components/GGanttChart.vue
@@ -1,7 +1,7 @@
 <template>
   <div
     class="g-gantt-chart"
-    :style="{ width: width, background: themeColors.background }"
+    :style="{ width, height, background: themeColors.background }"
   >
     <g-gantt-timeaxis
       v-if="!hideTimeaxis"
@@ -23,6 +23,7 @@
       :chart-end="chartEnd"
       :row-label-width="rowLabelWidth"
       :highlighted-hours="highlightedHours"
+      :highlighted-days="highlightedDays"
       :precision="precision"
       :time-count="timeCount"
       :grid-size="gridSize"
@@ -65,7 +66,9 @@ export default {
     grid: { type: Boolean },
     gridSize: { type: Number, default: 30 },
     highlightedHours: { type: Array, default: () => [] },
+    highlightedDays: { type: Array, default: () => [] }, // format YYYY-MM-DD
     width: { type: String, default: '100%' }, // the total width of the entire ganttastic component in %
+    height: { type: String, default: '100%' },
     pushOnOverlap: { type: Boolean },
     isMagnetic: { type: Boolean },
     snapBackOnOverlap: { type: Boolean },
@@ -73,7 +76,8 @@ export default {
     defaultBarLength: { type: Number, default: 1 },
     precision: { type: String, default: 'month' }, // 'month', 'day'
     barStartKey: { type: String, default: 'start' }, // property name of the bar objects that represents the start datetime
-    barEndKey: { type: String, default: 'end' }, // property name of the bar objects that represents the end datetime,
+    barEndKey: { type: String, default: 'end' }, // property name of the bar objects that represents the end datetime
+    mayAdd: { type: Boolean, default: true },
   },
 
   data() {
@@ -109,11 +113,11 @@ export default {
     getGanttBarChildrenList() {
       let ganttBarChildren = []
       let ganttRowChildrenList = this.$children.filter(
-        (childComp) => childComp.$options.name === GGanttRow.name
+        childComp => childComp.$options.name === GGanttRow.name
       )
-      ganttRowChildrenList.forEach((row) => {
+      ganttRowChildrenList.forEach(row => {
         let ganttBarChildrenOfRow = row.$children.filter(
-          (childComp) => childComp.$options.name === GGanttBar.name
+          childComp => childComp.$options.name === GGanttBar.name
         )
         ganttBarChildren.push(...ganttBarChildrenOfRow)
       })
@@ -125,7 +129,7 @@ export default {
         return []
       }
       return this.getGanttBarChildrenList().filter(
-        (ganttBarChild) => ganttBarChild.barConfig.bundle === bundleId
+        ganttBarChild => ganttBarChild.barConfig.bundle === bundleId
       )
     },
 
@@ -136,7 +140,7 @@ export default {
         gGanttBar.barConfig.bundle !== null &&
         gGanttBar.barConfig.bundle !== undefined
       ) {
-        this.getGanttBarChildrenList().forEach((ganttBarChild) => {
+        this.getGanttBarChildrenList().forEach(ganttBarChild => {
           if (
             ganttBarChild.barConfig.bundle === gGanttBar.barConfig.bundle &&
             ganttBarChild !== gGanttBar
@@ -154,7 +158,7 @@ export default {
       if (bundleId === undefined || bundleId === null) {
         return
       }
-      this.getGanttBarChildrenList().forEach((ganttBarChild) => {
+      this.getGanttBarChildrenList().forEach(ganttBarChild => {
         if (
           ganttBarChild.barConfig.bundle === bundleId &&
           ganttBarChild.bar !== pushedBar
@@ -180,10 +184,10 @@ export default {
       let barsFromBundle = this.getBarsFromBundle(ganttBar.barConfig.bundle)
       if (
         this.shouldSnapBackBar(ganttBar) ||
-        barsFromBundle.some((gBar) => this.shouldSnapBackBar(gBar))
+        barsFromBundle.some(gBar => this.shouldSnapBackBar(gBar))
       ) {
         ganttBar.snapBack()
-        barsFromBundle.forEach((gBar) => gBar.snapBack())
+        barsFromBundle.forEach(gBar => gBar.snapBack())
         return true
       }
       return false
@@ -200,7 +204,7 @@ export default {
       if (movedBars.size && this.isMagnetic) {
         let { left, right /*, move*/ } = action
 
-        movedBars.forEach((bar) => {
+        movedBars.forEach(bar => {
           if (this.precision === 'month') {
             if (left && bar == ganttBar.bar) {
               if (moment(bar[this.barStartKey]).hours() < 12) {
@@ -303,8 +307,8 @@ export default {
           let gapDist = bundleBarsOnPath[i].gapDistance
           let otherBarsFromBundle = this.getBarsFromBundle(
             barFromBundle.barConfig.bundle
-          ).filter((otherBar) => otherBar !== barFromBundle)
-          otherBarsFromBundle.forEach((otherBar) => {
+          ).filter(otherBar => otherBar !== barFromBundle)
+          otherBarsFromBundle.forEach(otherBar => {
             let [newGapDistance, newBundleBars] =
               this.countGapDistanceToNextImmobileBar(otherBar, gapDist, side)
             if (
@@ -313,10 +317,10 @@ export default {
             ) {
               totalGapDistance = newGapDistance
             }
-            newBundleBars.forEach((newBundleBar) => {
+            newBundleBars.forEach(newBundleBar => {
               if (
                 !bundleBarsOnPath.find(
-                  (barAndGap) => barAndGap.bar === newBundleBar.bar
+                  barAndGap => barAndGap.bar === newBundleBar.bar
                 )
               ) {
                 bundleBarsOnPath.push(newBundleBar)
@@ -338,7 +342,7 @@ export default {
       let barsFromBundleOfClickedBar = this.getBarsFromBundle(
         bar.barConfig.bundle
       )
-      barsFromBundleOfClickedBar.forEach((barFromBundle) => {
+      barsFromBundleOfClickedBar.forEach(barFromBundle => {
         barFromBundle.dragLimitLeft = bar.dragLimitLeft
         barFromBundle.dragLimitRight = bar.dragLimitRight
       })
@@ -409,7 +413,7 @@ export default {
     getNextGanttBar(bar, side = 'left') {
       let allBarsLeftOrRight = []
       if (side === 'left') {
-        allBarsLeftOrRight = bar.$parent.$children.filter((gBar) => {
+        allBarsLeftOrRight = bar.$parent.$children.filter(gBar => {
           return (
             gBar.$options.name === GGanttBar.name &&
             gBar.$parent === bar.$parent &&
@@ -420,7 +424,7 @@ export default {
           )
         })
       } else {
-        allBarsLeftOrRight = bar.$parent.$children.filter((gBar) => {
+        allBarsLeftOrRight = bar.$parent.$children.filter(gBar => {
           return (
             gBar.$options.name === GGanttBar.name &&
             gBar.$parent === bar.$parent &&
@@ -466,13 +470,13 @@ export default {
         this.initDragOfBarsFromBundle(bundleId, e),
       moveBarsFromBundleOfPushedBar: (bar, minuteDiff, overlapType) =>
         this.moveBarsFromBundleOfPushedBar(bar, minuteDiff, overlapType),
-      setDragLimitsOfGanttBar: (ganttBar) =>
+      setDragLimitsOfGanttBar: ganttBar =>
         this.setDragLimitsOfGanttBar(ganttBar),
       onBarEvent: (e, ganttBar) => this.onBarEvent(e, ganttBar),
       onDragendBar: (e, ganttBar, action) =>
         this.onDragendBar(e, ganttBar, action),
       shouldSnapBackOnOverlap: () => this.snapBackOnOverlap,
-      snapBackBundle: (ganttBar) => this.snapBackBundle(ganttBar),
+      snapBackBundle: ganttBar => this.snapBackBundle(ganttBar),
       getMinGapBetweenBars: () => this.minGapBetweenBars,
       getDefaultBarLength: () => this.defaultBarLength,
       getTimeUnit: () => this.timeUnit,
@@ -495,6 +499,8 @@ export default {
   -ms-user-select: none;
   user-select: none;
   padding-bottom: 23px;
+  border: 1px solid #eaeaea;
+  box-sizing: border-box;
 }
 
 .g-gantt-chart >>> * {
diff --git a/src/components/GGanttGrid.vue b/src/components/GGanttGrid.vue
index 4652c72..396a6a5 100644
--- a/src/components/GGanttGrid.vue
+++ b/src/components/GGanttGrid.vue
@@ -1,7 +1,13 @@
 <template>
   <div
+    ref="g-grid-container"
     class="g-grid-container"
-    :style="{ left: `${rowLabelWidth}px`, width: `${timeCount * gridSize}px` }"
+    :style="{
+      left: `${rowLabelWidth}px`,
+      width: `${timeCount * gridSize}px`,
+      top,
+      height,
+    }"
   >
     <div
       v-for="(childPoint, index) in allChildPoints"
@@ -11,7 +17,8 @@
         { 'g-grid-line-last': index === allChildPoints.length - 1 },
         {
           'g-grid-line-highlighted':
-            precision === 'day' && highlightedHours.includes(childPoint),
+            (precision === 'day' && highlightedHours.includes(childPoint)) ||
+            (precision === 'month' && highlightedDays.includes(childPoint)),
         },
       ]"
       :style="{ width: `${gridSize}px` }"
@@ -30,11 +37,17 @@ export default {
     chartEnd: { type: String },
     rowLabelWidth: { type: Number },
     highlightedHours: { type: Array, default: () => [] },
+    highlightedDays: { type: Array, default: () => [] },
     precision: { type: String },
     timeCount: { type: Number },
     gridSize: { type: Number },
   },
 
+  data: () => ({
+    top: '0px',
+    height: '0px',
+  }),
+
   computed: {
     allChildPoints() {
       let start = moment(this.chartStart)
@@ -47,7 +60,7 @@ export default {
             start.add(1, 'hour')
             break
           case 'month':
-            res.push(start.date())
+            res.push(start.format('YYYY-MM-DD'))
             start.add(1, 'day').hour(23)
             break
         }
@@ -55,6 +68,26 @@ export default {
       return res
     },
   },
+
+  mounted() {
+    this.$nextTick(() => this.onWindowResize())
+    window.addEventListener('resize', this.onWindowResize)
+  },
+
+  destroyed() {
+    window.removeEventListener('resize', this.onWindowResize)
+  },
+
+  methods: {
+    onWindowResize() {
+      let gridContainer = this.$refs['g-grid-container']
+      if (!gridContainer) return
+      let rowsContainer = gridContainer.nextSibling
+      if (!rowsContainer) return
+      this.top = `${rowsContainer.offsetTop}px`
+      this.height = `${rowsContainer.offsetHeight}px`
+    },
+  },
 }
 </script>
 
diff --git a/src/components/GGanttRow.vue b/src/components/GGanttRow.vue
index 7e62c4f..a46da80 100644
--- a/src/components/GGanttRow.vue
+++ b/src/components/GGanttRow.vue
@@ -112,7 +112,7 @@ export default {
         timeDiffFromStart,
         this.timeUnit
       )
-      let bar = this.bars.find((bar) =>
+      let bar = this.bars.find(bar =>
         time.isBetween(
           bar[this.$parent.barStartKey],
           bar[this.$parent.barEndKey]
@@ -122,6 +122,7 @@ export default {
     },
 
     onDoubleClick(e) {
+      if (!this.$parent.mayAdd) return
       let barContainer = this.$refs.barContainer.getBoundingClientRect()
       let xPos = e.clientX - barContainer.left
       let timeDiffFromStart = Math.floor(
diff --git a/src/components/GGanttTimeaxis.vue b/src/components/GGanttTimeaxis.vue
index 2f2a49c..4fb00a3 100644
--- a/src/components/GGanttTimeaxis.vue
+++ b/src/components/GGanttTimeaxis.vue
@@ -96,8 +96,8 @@ export default {
     this.initAxis()
     this.onWindowResize()
     window.addEventListener('resize', this.onWindowResize)
-    window.addEventListener('mousemove', (event) => this.moveTimemarker(event))
-    window.addEventListener('dragover', (event) => this.moveTimemarker(event))
+    window.addEventListener('mousemove', event => this.moveTimemarker(event))
+    window.addEventListener('dragover', event => this.moveTimemarker(event))
   },
 
   destroyed() {
@@ -324,4 +324,4 @@ export default {
   width: 3px;
   background: black;
 }
-</style>
\ No newline at end of file
+</style>
diff --git a/src/demo/App.vue b/src/demo/App.vue
index cdb88ba..8f0f657 100644
--- a/src/demo/App.vue
+++ b/src/demo/App.vue
@@ -1,29 +1,64 @@
 <template>
   <div>
+    <h2>Chart #1</h2>
+
     <g-gantt-chart
-      :chart-start="chartStart"
-      :chart-end="chartEnd"
-      :grid="grid"
-      :grid-size="gridSize"
-      :hide-timeaxis="hideTimeaxis"
-      :push-on-overlap="pushOnOverlap"
+      :chart-start="chart1.chartStart"
+      :chart-end="chart1.chartEnd"
+      :grid="chart1.grid"
+      :grid-size="chart1.gridSize"
+      :hide-timeaxis="chart1.hideTimeaxis"
+      :push-on-overlap="chart1.pushOnOverlap"
       snap-back-on-overlap
-      :precision="precision"
-      :is-magnetic="isMagnetic"
-      :highlighted-hours="highlightedHours"
-      :row-label-width="rowLabelWidth"
-      :row-height="rowHeight"
-      :theme="selectedTheme"
-      barStartKey="myStart"
-      barEndKey="myEnd"
+      :precision="chart1.precision"
+      :is-magnetic="chart1.isMagnetic"
+      :highlighted-hours="chart1.highlightedHours"
+      :row-label-width="chart1.rowLabelWidth"
+      :row-height="chart1.rowHeight"
+      :theme="chart1.selectedTheme"
+      bar-start-key="myStart"
+      bar-end-key="myEnd"
       @dragend-bar="onDragend($event)"
     >
       <g-gantt-row
-        v-for="row in rowList"
+        v-for="row in chart1.rows"
         :key="row.label"
         :label="row.label"
-        :bars="row.barList"
-        :highlight-on-hover="highlightOnHover"
+        :bars="row.bars"
+        :highlight-on-hover="chart1.highlightOnHover"
+      >
+        <template #bar-label="{ bar }">
+          <span>{{ bar.label }}</span>
+        </template>
+      </g-gantt-row>
+    </g-gantt-chart>
+
+    <h2>Chart #2</h2>
+
+    <g-gantt-chart
+      :chart-start="chart2.chartStart"
+      :chart-end="chart2.chartEnd"
+      :grid="chart2.grid"
+      :grid-size="chart2.gridSize"
+      :hide-timeaxis="chart2.hideTimeaxis"
+      :push-on-overlap="chart2.pushOnOverlap"
+      snap-back-on-overlap
+      :precision="chart2.precision"
+      :is-magnetic="chart2.isMagnetic"
+      :highlighted-days="chart2.highlightedDays"
+      :row-label-width="chart2.rowLabelWidth"
+      :row-height="chart2.rowHeight"
+      :theme="chart2.selectedTheme"
+      :width="chart2.width"
+      :height="chart2.height"
+      :may-add="chart2.mayAdd"
+    >
+      <g-gantt-row
+        v-for="row in chart2.rows"
+        :key="row.label"
+        :label="row.label"
+        :bars="row.bars"
+        :highlight-on-hover="chart2.highlightOnHover"
       >
         <template #bar-label="{ bar }">
           <span>{{ bar.label }}</span>
@@ -42,43 +77,25 @@ export default {
     GGanttChart,
     GGanttRow,
   },
-  data() {
-    return {
+  data: () => ({
+    chart1: {
       chartStart: '2020-03-02 00:00',
       chartEnd: '2020-03-10 10:00',
       precision: 'day',
       pushOnOverlap: true,
       isMagnetic: true,
       grid: true,
-      gridSize: 50,
+      gridSize: 30,
       rowHeight: 40,
       rowLabelWidth: 200,
       hideTimeaxis: false,
       highlightOnHover: true,
-      hours: [...Array(24).keys()],
       highlightedHours: [10, 12],
-      showContextmenu: false,
-      contextmenuTimeout: null,
-      contextmenuX: 0,
-      contextmenuY: 0,
-      selectedTheme: 'default',
-      themes: [
-        'default',
-        'vue',
-        'dark',
-        'material-blue',
-        'creamy',
-        'slumber',
-        'sky',
-        'crimson',
-        'grove',
-        'fuchsia',
-        'flare',
-      ],
-      rowList: [
+      selectedTheme: 'default', // 'default', 'vue', 'dark', 'material-blue', 'creamy', 'slumber', 'sky', 'crimson', 'grove', 'fuchsia', 'flare'
+      rows: [
         {
           label: 'Row #1',
-          barList: [
+          bars: [
             {
               myStart: '2020-03-03 18:00',
               myEnd: '2020-03-03 23:00',
@@ -102,15 +119,13 @@ export default {
             },
           ],
         },
-
         {
           label: 'Row #2',
-          barList: [
+          bars: [
             {
               myStart: '2020-03-02 09:00',
               myEnd: '2020-03-02 18:00',
-              image: 'vue_ganttastic_logo_no_text.png',
-              label: 'I have an image',
+              label: 'Bar',
               ganttBarConfig: {
                 color: 'white',
                 backgroundColor: '#de3b26',
@@ -135,14 +150,13 @@ export default {
             },
           ],
         },
-
         {
           label: 'Row #3',
-          barList: [
+          bars: [
             {
               myStart: '2020-03-02 09:00',
               myEnd: '2020-03-02 18:00',
-              label: 'I am with stupid ^',
+              label: 'We belong together ^',
               ganttBarConfig: {
                 color: 'white',
                 backgroundColor: '#de3b26',
@@ -182,10 +196,9 @@ export default {
             },
           ],
         },
-
         {
           label: 'Row #4',
-          barList: [
+          bars: [
             {
               myStart: '2020-03-03 06:30',
               myEnd: '2020-03-03 20:00',
@@ -209,8 +222,108 @@ export default {
           ],
         },
       ],
-    }
-  },
+    },
+    chart2: {
+      chartStart: '2020-03-01 00:00',
+      chartEnd: '2020-04-01 00:00',
+      precision: 'month',
+      pushOnOverlap: true,
+      isMagnetic: true,
+      grid: true,
+      gridSize: 50,
+      rowHeight: 40,
+      rowLabelWidth: 300,
+      hideTimeaxis: false,
+      highlightOnHover: true,
+      highlightedDays: [
+        '2020-03-01',
+        '2020-03-08',
+        '2020-03-15',
+        '2020-03-22',
+        '2020-03-29',
+      ],
+      selectedTheme: 'vue', // 'default', 'vue', 'dark', 'material-blue', 'creamy', 'slumber', 'sky', 'crimson', 'grove', 'fuchsia', 'flare'
+      width: '1100px',
+      height: '250px',
+      mayAdd: false,
+      rows: [
+        {
+          label: 'Row #1',
+          bars: [
+            {
+              start: '2020-03-05 00:00',
+              end: '2020-03-10 23:59',
+              label: 'Bar',
+              ganttBarConfig: {
+                color: 'white',
+                backgroundColor: '#2e74a3',
+                bundle: 'blueBundle',
+              },
+            },
+          ],
+        },
+        {
+          label: 'Row #2',
+          bars: [
+            {
+              start: '2020-03-02 00:00',
+              end: '2020-03-09 23:59',
+              label: 'We belong together ^',
+              ganttBarConfig: {
+                color: 'white',
+                backgroundColor: '#2e74a3',
+                bundle: 'blueBundle',
+              },
+            },
+            {
+              start: '2020-03-24 00:00',
+              end: '2020-03-26 23:00',
+              label: 'Bar',
+              ganttBarConfig: {
+                color: 'white',
+                backgroundColor: '#de3b26',
+              },
+            },
+          ],
+        },
+        {
+          label: 'Row #3',
+          bars: [
+            {
+              start: '2020-03-15 00:00',
+              end: '2020-03-18 23:59',
+              label: 'Bar',
+              ganttBarConfig: {
+                color: 'white',
+                backgroundColor: '#408e2f',
+              },
+            },
+          ],
+        },
+        {
+          label:
+            'Lorem ipsum dolor sit amet. Vel odit debitis qui aliquam sequi et reprehenderit Quis. Et ipsam enim aut culpa quia sed maiores veniam in consequuntur accusantium.',
+          bars: [],
+        },
+        {
+          label: 'Row #5',
+          bars: [],
+        },
+        {
+          label: 'Row #6',
+          bars: [],
+        },
+        {
+          label: 'Row #7',
+          bars: [],
+        },
+        {
+          label: 'Row #8',
+          bars: [],
+        },
+      ],
+    },
+  }),
 
   methods: {
     onDragend(e) {