diff --git a/.babelrc b/.babelrc
deleted file mode 100644
index ac26951..0000000
--- a/.babelrc
+++ /dev/null
@@ -1,30 +0,0 @@
-{
-  "presets": [
-    [
-      "@babel/preset-env",
-      {
-        "modules": false
-      }
-    ]
-  ],
-  "plugins": [
-    "transform-vue-jsx"
-  ],
-  "env": {
-    "test": {
-      "presets": [
-        [
-          "@babel/preset-env",
-          {
-            "targets": {
-              "node": "current"
-            }
-          }
-        ]
-      ],
-      "plugins": [
-        "transform-vue-jsx"
-      ]
-    }
-  }
-}
diff --git a/__test__/__snapshots__/time-panel.test.js.snap b/__test__/__snapshots__/time-panel.test.js.snap
index 8d9cba5..ea7b12d 100644
--- a/__test__/__snapshots__/time-panel.test.js.snap
+++ b/__test__/__snapshots__/time-panel.test.js.snap
@@ -15,7 +15,7 @@ exports[`TimePanel render: correct 12hours in the fixed time list 1`] = `
     >
       <div
         class="mx-scrollbar-wrap"
-        style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+        style="margin-right: -0px;"
       >
         <ul
           class="mx-time-list"
@@ -200,7 +200,7 @@ exports[`TimePanel render: correct classes of the columns 1`] = `
       >
         <div
           class="mx-scrollbar-wrap"
-          style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+          style="margin-right: -0px;"
         >
           <ul
             data-index="0"
@@ -415,7 +415,7 @@ exports[`TimePanel render: correct classes of the columns 1`] = `
       >
         <div
           class="mx-scrollbar-wrap"
-          style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+          style="margin-right: -0px;"
         >
           <ul
             data-index="1"
@@ -918,7 +918,7 @@ exports[`TimePanel render: correct classes of the columns 1`] = `
       >
         <div
           class="mx-scrollbar-wrap"
-          style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+          style="margin-right: -0px;"
         >
           <ul
             data-index="2"
@@ -1435,7 +1435,7 @@ exports[`TimePanel render: correct classes of the fixed time list 1`] = `
     >
       <div
         class="mx-scrollbar-wrap"
-        style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+        style="margin-right: -0px;"
       >
         <ul
           class="mx-time-list"
@@ -1620,7 +1620,7 @@ exports[`TimePanel render: correct columns by format 1`] = `
       >
         <div
           class="mx-scrollbar-wrap"
-          style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+          style="margin-right: -0px;"
         >
           <ul
             data-index="0"
@@ -1675,7 +1675,7 @@ exports[`TimePanel render: correct columns by format 1`] = `
       >
         <div
           class="mx-scrollbar-wrap"
-          style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+          style="margin-right: -0px;"
         >
           <ul
             data-index="1"
@@ -1714,7 +1714,7 @@ exports[`TimePanel render: correct columns by format 1`] = `
       >
         <div
           class="mx-scrollbar-wrap"
-          style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+          style="margin-right: -0px;"
         >
           <ul
             data-index="2"
diff --git a/__test__/__snapshots__/time-range.test.js.snap b/__test__/__snapshots__/time-range.test.js.snap
index 027f33c..962a942 100644
--- a/__test__/__snapshots__/time-range.test.js.snap
+++ b/__test__/__snapshots__/time-range.test.js.snap
@@ -21,7 +21,7 @@ exports[`TimeRange render: correct classes of the columns 1`] = `
         >
           <div
             class="mx-scrollbar-wrap"
-            style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+            style="margin-right: -0px;"
           >
             <ul
               data-index="0"
@@ -92,7 +92,7 @@ exports[`TimeRange render: correct classes of the columns 1`] = `
         >
           <div
             class="mx-scrollbar-wrap"
-            style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+            style="margin-right: -0px;"
           >
             <ul
               data-index="1"
@@ -131,7 +131,7 @@ exports[`TimeRange render: correct classes of the columns 1`] = `
         >
           <div
             class="mx-scrollbar-wrap"
-            style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+            style="margin-right: -0px;"
           >
             <ul
               data-index="2"
@@ -184,7 +184,7 @@ exports[`TimeRange render: correct classes of the columns 1`] = `
         >
           <div
             class="mx-scrollbar-wrap"
-            style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+            style="margin-right: -0px;"
           >
             <ul
               data-index="0"
@@ -255,7 +255,7 @@ exports[`TimeRange render: correct classes of the columns 1`] = `
         >
           <div
             class="mx-scrollbar-wrap"
-            style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+            style="margin-right: -0px;"
           >
             <ul
               data-index="1"
@@ -294,7 +294,7 @@ exports[`TimeRange render: correct classes of the columns 1`] = `
         >
           <div
             class="mx-scrollbar-wrap"
-            style="overflow: hidden scroll; height: 100%; margin-right: -0px;"
+            style="margin-right: -0px;"
           >
             <ul
               data-index="2"
diff --git a/babel.config.js b/babel.config.js
new file mode 100644
index 0000000..a6d9d95
--- /dev/null
+++ b/babel.config.js
@@ -0,0 +1,26 @@
+module.exports = {
+  presets: [
+    [
+      '@babel/preset-env',
+      {
+        modules: false,
+      },
+    ],
+  ],
+  plugins: ['transform-vue-jsx', '@babel/plugin-transform-object-assign'],
+  env: {
+    test: {
+      presets: [
+        [
+          '@babel/preset-env',
+          {
+            targets: {
+              node: 'current',
+            },
+          },
+        ],
+      ],
+      plugins: ['transform-vue-jsx'],
+    },
+  },
+};
diff --git a/package-lock.json b/package-lock.json
index 7b825cf..88ef69a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -631,6 +631,15 @@
         "@babel/helper-plugin-utils": "^7.0.0"
       }
     },
+    "@babel/plugin-transform-object-assign": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-transform-object-assign/-/plugin-transform-object-assign-7.2.0.tgz",
+      "integrity": "sha512-nmE55cZBPFgUktbF2OuoZgPRadfxosLOpSgzEPYotKSls9J4pEPcembi8r78RU37Rph6UApCpNmsQA4QMWK9Ng==",
+      "dev": true,
+      "requires": {
+        "@babel/helper-plugin-utils": "^7.0.0"
+      }
+    },
     "@babel/plugin-transform-object-super": {
       "version": "7.5.5",
       "resolved": "https://registry.npm.taobao.org/@babel/plugin-transform-object-super/download/@babel/plugin-transform-object-super-7.5.5.tgz",
@@ -690,6 +699,18 @@
         "@babel/helper-plugin-utils": "^7.0.0"
       }
     },
+    "@babel/plugin-transform-runtime": {
+      "version": "7.6.2",
+      "resolved": "https://registry.npmjs.org/@babel/plugin-transform-runtime/-/plugin-transform-runtime-7.6.2.tgz",
+      "integrity": "sha512-cqULw/QB4yl73cS5Y0TZlQSjDvNkzDbu0FurTZyHlJpWE5T3PCMdnyV+xXoH1opr1ldyHODe3QAX3OMAii5NxA==",
+      "dev": true,
+      "requires": {
+        "@babel/helper-module-imports": "^7.0.0",
+        "@babel/helper-plugin-utils": "^7.0.0",
+        "resolve": "^1.8.1",
+        "semver": "^5.5.1"
+      }
+    },
     "@babel/plugin-transform-shorthand-properties": {
       "version": "7.2.0",
       "resolved": "https://registry.npm.taobao.org/@babel/plugin-transform-shorthand-properties/download/@babel/plugin-transform-shorthand-properties-7.2.0.tgz",
@@ -808,8 +829,8 @@
     },
     "@babel/runtime": {
       "version": "7.7.2",
-      "resolved": "https://registry.npm.taobao.org/@babel/runtime/download/@babel/runtime-7.7.2.tgz",
-      "integrity": "sha1-ERp4ACpcJfyOM2G+3JUpxpa4Wmo=",
+      "resolved": "https://registry.npmjs.org/@babel/runtime/-/runtime-7.7.2.tgz",
+      "integrity": "sha512-JONRbXbTXc9WQE2mAZd1p0Z3DZ/6vaQIkgYMSTP3KjRCyd7rCZCcfhCyX+YjwcKxcZ82UrxbRD358bpExNgrjw==",
       "dev": true,
       "requires": {
         "regenerator-runtime": "^0.13.2"
@@ -817,8 +838,8 @@
       "dependencies": {
         "regenerator-runtime": {
           "version": "0.13.3",
-          "resolved": "https://registry.npm.taobao.org/regenerator-runtime/download/regenerator-runtime-0.13.3.tgz",
-          "integrity": "sha1-fPanfY9cb2Drc8X8GVWyzrAea/U=",
+          "resolved": "https://registry.npmjs.org/regenerator-runtime/-/regenerator-runtime-0.13.3.tgz",
+          "integrity": "sha512-naKIZz2GQ8JWh///G7L3X6LaQUAMp2lvb1rvwwsURe/VXwD6VMfr+/1NuNw3ag8v2kY1aQ/go5SNn79O9JU7yw==",
           "dev": true
         }
       }
@@ -1975,6 +1996,12 @@
       "integrity": "sha1-t5hCCtvrHego2ErNii4j0+/oXo0=",
       "dev": true
     },
+    "array-uniq": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npm.taobao.org/array-uniq/download/array-uniq-1.0.3.tgz",
+      "integrity": "sha1-r2rId6Jcx/dOBYiUdThY39sk/bY=",
+      "dev": true
+    },
     "array-unique": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/array-unique/-/array-unique-0.3.2.tgz",
@@ -2083,6 +2110,29 @@
       "integrity": "sha1-bZUX654DDSQ2ZmZR6GvZ9vE1M8k=",
       "dev": true
     },
+    "autoprefixer": {
+      "version": "9.7.1",
+      "resolved": "https://registry.npm.taobao.org/autoprefixer/download/autoprefixer-9.7.1.tgz?cache=0&sync_timestamp=1572570368809&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fautoprefixer%2Fdownload%2Fautoprefixer-9.7.1.tgz",
+      "integrity": "sha1-n/xExV9cqJJT2btxhs77Ae9XdH8=",
+      "dev": true,
+      "requires": {
+        "browserslist": "^4.7.2",
+        "caniuse-lite": "^1.0.30001006",
+        "chalk": "^2.4.2",
+        "normalize-range": "^0.1.2",
+        "num2fraction": "^1.2.2",
+        "postcss": "^7.0.21",
+        "postcss-value-parser": "^4.0.2"
+      },
+      "dependencies": {
+        "postcss-value-parser": {
+          "version": "4.0.2",
+          "resolved": "https://registry.npm.taobao.org/postcss-value-parser/download/postcss-value-parser-4.0.2.tgz?cache=0&sync_timestamp=1565203765685&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fpostcss-value-parser%2Fdownload%2Fpostcss-value-parser-4.0.2.tgz",
+          "integrity": "sha1-SCKCwJpCcG0fyaBptz9E7Ag5Hck=",
+          "dev": true
+        }
+      }
+    },
     "aws-sign2": {
       "version": "0.7.0",
       "resolved": "https://registry.npm.taobao.org/aws-sign2/download/aws-sign2-0.7.0.tgz",
@@ -4458,6 +4508,12 @@
       "integrity": "sha1-m81S4UwJd2PnSbJ0xDRu0uVgtak=",
       "dev": true
     },
+    "dependency-graph": {
+      "version": "0.8.0",
+      "resolved": "https://registry.npm.taobao.org/dependency-graph/download/dependency-graph-0.8.0.tgz",
+      "integrity": "sha1-LaLTXthS7MJKXWwXeIulfDcIdVs=",
+      "dev": true
+    },
     "des.js": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/des.js/-/des.js-1.0.0.tgz",
@@ -5646,6 +5702,17 @@
       "integrity": "sha1-PYyt2Q2XZWn6g1qx+OSyOhBWBac=",
       "dev": true
     },
+    "fs-extra": {
+      "version": "7.0.1",
+      "resolved": "https://registry.npm.taobao.org/fs-extra/download/fs-extra-7.0.1.tgz",
+      "integrity": "sha1-TxicRKoSO4lfcigE9V6iPq3DSOk=",
+      "dev": true,
+      "requires": {
+        "graceful-fs": "^4.1.2",
+        "jsonfile": "^4.0.0",
+        "universalify": "^0.1.0"
+      }
+    },
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
@@ -5693,12 +5760,14 @@
         "balanced-match": {
           "version": "1.0.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "brace-expansion": {
           "version": "1.1.11",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "balanced-match": "^1.0.0",
             "concat-map": "0.0.1"
@@ -5713,17 +5782,20 @@
         "code-point-at": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "concat-map": {
           "version": "0.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "console-control-strings": {
           "version": "1.1.0",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "core-util-is": {
           "version": "1.0.2",
@@ -5840,7 +5912,8 @@
         "inherits": {
           "version": "2.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "ini": {
           "version": "1.3.5",
@@ -5852,6 +5925,7 @@
           "version": "1.0.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "number-is-nan": "^1.0.0"
           }
@@ -5866,6 +5940,7 @@
           "version": "3.0.4",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "brace-expansion": "^1.1.7"
           }
@@ -5873,12 +5948,14 @@
         "minimist": {
           "version": "0.0.8",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "minipass": {
           "version": "2.3.5",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "safe-buffer": "^5.1.2",
             "yallist": "^3.0.0"
@@ -5897,6 +5974,7 @@
           "version": "0.5.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "minimist": "0.0.8"
           }
@@ -5977,7 +6055,8 @@
         "number-is-nan": {
           "version": "1.0.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "object-assign": {
           "version": "4.1.1",
@@ -5989,6 +6068,7 @@
           "version": "1.4.0",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "wrappy": "1"
           }
@@ -6110,6 +6190,7 @@
           "version": "1.0.2",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "code-point-at": "^1.0.0",
             "is-fullwidth-code-point": "^1.0.0",
@@ -7074,6 +7155,15 @@
       "dev": true,
       "optional": true
     },
+    "import-cwd": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npm.taobao.org/import-cwd/download/import-cwd-2.1.0.tgz",
+      "integrity": "sha1-qmzzbnInYShcs3HsZRn1PiQ1sKk=",
+      "dev": true,
+      "requires": {
+        "import-from": "^2.1.0"
+      }
+    },
     "import-fresh": {
       "version": "3.1.0",
       "resolved": "https://registry.npm.taobao.org/import-fresh/download/import-fresh-3.1.0.tgz?cache=0&sync_timestamp=1561888921017&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fimport-fresh%2Fdownload%2Fimport-fresh-3.1.0.tgz",
@@ -7092,6 +7182,23 @@
         }
       }
     },
+    "import-from": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npm.taobao.org/import-from/download/import-from-2.1.0.tgz",
+      "integrity": "sha1-M1238qev/VOqpHHUuAId7ja387E=",
+      "dev": true,
+      "requires": {
+        "resolve-from": "^3.0.0"
+      },
+      "dependencies": {
+        "resolve-from": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npm.taobao.org/resolve-from/download/resolve-from-3.0.0.tgz",
+          "integrity": "sha1-six699nWiBvItuZTM17rywoYh0g=",
+          "dev": true
+        }
+      }
+    },
     "import-local": {
       "version": "2.0.0",
       "resolved": "https://registry.npm.taobao.org/import-local/download/import-local-2.0.0.tgz",
@@ -7226,6 +7333,12 @@
         "loose-envify": "^1.0.0"
       }
     },
+    "invert-kv": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npm.taobao.org/invert-kv/download/invert-kv-2.0.0.tgz",
+      "integrity": "sha1-c5P1r6Weyf9fZ6J2INEcIm4+7AI=",
+      "dev": true
+    },
     "is-absolute-url": {
       "version": "2.1.0",
       "resolved": "https://registry.npmjs.org/is-absolute-url/-/is-absolute-url-2.1.0.tgz",
@@ -8318,6 +8431,15 @@
         "minimist": "^1.2.0"
       }
     },
+    "jsonfile": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npm.taobao.org/jsonfile/download/jsonfile-4.0.0.tgz",
+      "integrity": "sha1-h3Gq4HmbZAdrdmQPygWPnBDjPss=",
+      "dev": true,
+      "requires": {
+        "graceful-fs": "^4.1.6"
+      }
+    },
     "jsonparse": {
       "version": "1.3.1",
       "resolved": "https://registry.npmjs.org/jsonparse/-/jsonparse-1.3.1.tgz",
@@ -8366,6 +8488,15 @@
       "dev": true,
       "optional": true
     },
+    "lcid": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npm.taobao.org/lcid/download/lcid-2.0.0.tgz",
+      "integrity": "sha1-bvXS32DlL4LrIopMNz6NHzlyU88=",
+      "dev": true,
+      "requires": {
+        "invert-kv": "^2.0.0"
+      }
+    },
     "left-pad": {
       "version": "1.3.0",
       "resolved": "https://registry.npm.taobao.org/left-pad/download/left-pad-1.3.0.tgz",
@@ -9036,6 +9167,15 @@
         "tmpl": "1.0.x"
       }
     },
+    "map-age-cleaner": {
+      "version": "0.1.3",
+      "resolved": "https://registry.npm.taobao.org/map-age-cleaner/download/map-age-cleaner-0.1.3.tgz",
+      "integrity": "sha1-fVg6cwZDTAVf5HSw9FB45uG0uSo=",
+      "dev": true,
+      "requires": {
+        "p-defer": "^1.0.0"
+      }
+    },
     "map-cache": {
       "version": "0.2.2",
       "resolved": "https://registry.npmjs.org/map-cache/-/map-cache-0.2.2.tgz",
@@ -9080,6 +9220,17 @@
       "integrity": "sha1-aZs8OKxvHXKAkaZGULZdOIUC/Vs=",
       "dev": true
     },
+    "mem": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npm.taobao.org/mem/download/mem-4.3.0.tgz",
+      "integrity": "sha1-Rhr0l7xK4JYIzbLmDu+2m/90QXg=",
+      "dev": true,
+      "requires": {
+        "map-age-cleaner": "^0.1.1",
+        "mimic-fn": "^2.0.0",
+        "p-is-promise": "^2.0.0"
+      }
+    },
     "meow": {
       "version": "5.0.0",
       "resolved": "https://registry.npm.taobao.org/meow/download/meow-5.0.0.tgz",
@@ -9461,6 +9612,12 @@
         "remove-trailing-separator": "^1.0.1"
       }
     },
+    "normalize-range": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npm.taobao.org/normalize-range/download/normalize-range-0.1.2.tgz",
+      "integrity": "sha1-LRDAa9/TEuqXd2laTShDlFa3WUI=",
+      "dev": true
+    },
     "normalize-url": {
       "version": "3.3.0",
       "resolved": "https://registry.npm.taobao.org/normalize-url/download/normalize-url-3.3.0.tgz",
@@ -9485,6 +9642,12 @@
         "boolbase": "~1.0.0"
       }
     },
+    "num2fraction": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npm.taobao.org/num2fraction/download/num2fraction-1.2.2.tgz",
+      "integrity": "sha1-b2gragJ6Tp3fpFZM0lidHU5mnt4=",
+      "dev": true
+    },
     "number-is-nan": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/number-is-nan/-/number-is-nan-1.0.1.tgz",
@@ -9776,6 +9939,17 @@
       "integrity": "sha1-/7xJiDNuDoM94MFox+8VISGqf7M=",
       "dev": true
     },
+    "os-locale": {
+      "version": "3.1.0",
+      "resolved": "https://registry.npm.taobao.org/os-locale/download/os-locale-3.1.0.tgz",
+      "integrity": "sha1-qAKm7hfyTBBIOrmTVxnO9O0Wvxo=",
+      "dev": true,
+      "requires": {
+        "execa": "^1.0.0",
+        "lcid": "^2.0.0",
+        "mem": "^4.0.0"
+      }
+    },
     "os-tmpdir": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/os-tmpdir/-/os-tmpdir-1.0.2.tgz",
@@ -9792,6 +9966,12 @@
         "os-tmpdir": "^1.0.0"
       }
     },
+    "p-defer": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npm.taobao.org/p-defer/download/p-defer-1.0.0.tgz",
+      "integrity": "sha1-n26xgvbJqozXQwBKfU+WsZaw+ww=",
+      "dev": true
+    },
     "p-each-series": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/p-each-series/-/p-each-series-1.0.0.tgz",
@@ -9807,6 +9987,12 @@
       "integrity": "sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4=",
       "dev": true
     },
+    "p-is-promise": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npm.taobao.org/p-is-promise/download/p-is-promise-2.1.0.tgz",
+      "integrity": "sha1-kYzrrqJIpiz3/6uOO8qMX4gvxC4=",
+      "dev": true
+    },
     "p-limit": {
       "version": "1.3.0",
       "resolved": "https://registry.npm.taobao.org/p-limit/download/p-limit-1.3.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fp-limit%2Fdownload%2Fp-limit-1.3.0.tgz",
@@ -10216,6 +10402,295 @@
         "postcss-value-parser": "^3.3.1"
       }
     },
+    "postcss-cli": {
+      "version": "6.1.3",
+      "resolved": "https://registry.npm.taobao.org/postcss-cli/download/postcss-cli-6.1.3.tgz",
+      "integrity": "sha1-qe7D6c3kqqkBcFRrr3Bvivb47Ow=",
+      "dev": true,
+      "requires": {
+        "chalk": "^2.1.0",
+        "chokidar": "^2.0.0",
+        "dependency-graph": "^0.8.0",
+        "fs-extra": "^7.0.0",
+        "get-stdin": "^6.0.0",
+        "globby": "^9.0.0",
+        "postcss": "^7.0.0",
+        "postcss-load-config": "^2.0.0",
+        "postcss-reporter": "^6.0.0",
+        "pretty-hrtime": "^1.0.3",
+        "read-cache": "^1.0.0",
+        "yargs": "^12.0.1"
+      },
+      "dependencies": {
+        "@nodelib/fs.stat": {
+          "version": "1.1.3",
+          "resolved": "https://registry.npm.taobao.org/@nodelib/fs.stat/download/@nodelib/fs.stat-1.1.3.tgz",
+          "integrity": "sha1-K1o6s/kYzKSKjHVMCBaOPwPrphs=",
+          "dev": true
+        },
+        "ansi-regex": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npm.taobao.org/ansi-regex/download/ansi-regex-3.0.0.tgz",
+          "integrity": "sha1-7QMXwyIGT3lGbAKWa922Bas32Zg=",
+          "dev": true
+        },
+        "array-union": {
+          "version": "1.0.2",
+          "resolved": "https://registry.npm.taobao.org/array-union/download/array-union-1.0.2.tgz",
+          "integrity": "sha1-mjRBDk9OPaI96jdb5b5w8kd47Dk=",
+          "dev": true,
+          "requires": {
+            "array-uniq": "^1.0.1"
+          }
+        },
+        "camelcase": {
+          "version": "5.3.1",
+          "resolved": "https://registry.npm.taobao.org/camelcase/download/camelcase-5.3.1.tgz",
+          "integrity": "sha1-48mzFWnhBoEd8kL3FXJaH0xJQyA=",
+          "dev": true
+        },
+        "cliui": {
+          "version": "4.1.0",
+          "resolved": "https://registry.npm.taobao.org/cliui/download/cliui-4.1.0.tgz",
+          "integrity": "sha1-NIQi2+gtgAswIu709qwQvy5NG0k=",
+          "dev": true,
+          "requires": {
+            "string-width": "^2.1.1",
+            "strip-ansi": "^4.0.0",
+            "wrap-ansi": "^2.0.0"
+          }
+        },
+        "dir-glob": {
+          "version": "2.2.2",
+          "resolved": "https://registry.npm.taobao.org/dir-glob/download/dir-glob-2.2.2.tgz",
+          "integrity": "sha1-+gnwaUFTyJGLGLoN6vrpR2n8UMQ=",
+          "dev": true,
+          "requires": {
+            "path-type": "^3.0.0"
+          }
+        },
+        "fast-glob": {
+          "version": "2.2.7",
+          "resolved": "https://registry.npm.taobao.org/fast-glob/download/fast-glob-2.2.7.tgz",
+          "integrity": "sha1-aVOFfDr6R1//ku5gFdUtpwpM050=",
+          "dev": true,
+          "requires": {
+            "@mrmlnc/readdir-enhanced": "^2.2.1",
+            "@nodelib/fs.stat": "^1.1.2",
+            "glob-parent": "^3.1.0",
+            "is-glob": "^4.0.0",
+            "merge2": "^1.2.3",
+            "micromatch": "^3.1.10"
+          }
+        },
+        "find-up": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npm.taobao.org/find-up/download/find-up-3.0.0.tgz",
+          "integrity": "sha1-SRafHXmTQwZG2mHsxa41XCHJe3M=",
+          "dev": true,
+          "requires": {
+            "locate-path": "^3.0.0"
+          }
+        },
+        "get-caller-file": {
+          "version": "1.0.3",
+          "resolved": "https://registry.npm.taobao.org/get-caller-file/download/get-caller-file-1.0.3.tgz",
+          "integrity": "sha1-+Xj6TJDR3+f/LWvtoqUV5xO9z0o=",
+          "dev": true
+        },
+        "get-stdin": {
+          "version": "6.0.0",
+          "resolved": "https://registry.npm.taobao.org/get-stdin/download/get-stdin-6.0.0.tgz",
+          "integrity": "sha1-ngm/cSs2CrkiXoEgSPcf3pyJZXs=",
+          "dev": true
+        },
+        "glob-parent": {
+          "version": "3.1.0",
+          "resolved": "https://registry.npm.taobao.org/glob-parent/download/glob-parent-3.1.0.tgz?cache=0&sync_timestamp=1569136652060&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fglob-parent%2Fdownload%2Fglob-parent-3.1.0.tgz",
+          "integrity": "sha1-nmr2KZ2NO9K9QEMIMr0RPfkGxa4=",
+          "dev": true,
+          "requires": {
+            "is-glob": "^3.1.0",
+            "path-dirname": "^1.0.0"
+          },
+          "dependencies": {
+            "is-glob": {
+              "version": "3.1.0",
+              "resolved": "https://registry.npm.taobao.org/is-glob/download/is-glob-3.1.0.tgz",
+              "integrity": "sha1-e6WuJCF4BKxwcHuWkiVnSGzD6Eo=",
+              "dev": true,
+              "requires": {
+                "is-extglob": "^2.1.0"
+              }
+            }
+          }
+        },
+        "globby": {
+          "version": "9.2.0",
+          "resolved": "https://registry.npm.taobao.org/globby/download/globby-9.2.0.tgz?cache=0&sync_timestamp=1562335642755&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fglobby%2Fdownload%2Fglobby-9.2.0.tgz",
+          "integrity": "sha1-/QKacGxwPSm90XD0tts6P3p8tj0=",
+          "dev": true,
+          "requires": {
+            "@types/glob": "^7.1.1",
+            "array-union": "^1.0.2",
+            "dir-glob": "^2.2.2",
+            "fast-glob": "^2.2.6",
+            "glob": "^7.1.3",
+            "ignore": "^4.0.3",
+            "pify": "^4.0.1",
+            "slash": "^2.0.0"
+          }
+        },
+        "is-fullwidth-code-point": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npm.taobao.org/is-fullwidth-code-point/download/is-fullwidth-code-point-2.0.0.tgz",
+          "integrity": "sha1-o7MKXE8ZkYMWeqq5O+764937ZU8=",
+          "dev": true
+        },
+        "locate-path": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npm.taobao.org/locate-path/download/locate-path-3.0.0.tgz",
+          "integrity": "sha1-2+w7OrdZdYBxtY/ln8QYca8hQA4=",
+          "dev": true,
+          "requires": {
+            "p-locate": "^3.0.0",
+            "path-exists": "^3.0.0"
+          }
+        },
+        "p-limit": {
+          "version": "2.2.1",
+          "resolved": "https://registry.npm.taobao.org/p-limit/download/p-limit-2.2.1.tgz",
+          "integrity": "sha1-qgeniMwxUck5tRMfY1cPDdIAlTc=",
+          "dev": true,
+          "requires": {
+            "p-try": "^2.0.0"
+          }
+        },
+        "p-locate": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npm.taobao.org/p-locate/download/p-locate-3.0.0.tgz",
+          "integrity": "sha1-Mi1poFwCZLJZl9n0DNiokasAZKQ=",
+          "dev": true,
+          "requires": {
+            "p-limit": "^2.0.0"
+          }
+        },
+        "p-try": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npm.taobao.org/p-try/download/p-try-2.2.0.tgz",
+          "integrity": "sha1-yyhoVA4xPWHeWPr741zpAE1VQOY=",
+          "dev": true
+        },
+        "pify": {
+          "version": "4.0.1",
+          "resolved": "https://registry.npm.taobao.org/pify/download/pify-4.0.1.tgz",
+          "integrity": "sha1-SyzSXFDVmHNcUCkiJP2MbfQeMjE=",
+          "dev": true
+        },
+        "require-main-filename": {
+          "version": "1.0.1",
+          "resolved": "https://registry.npm.taobao.org/require-main-filename/download/require-main-filename-1.0.1.tgz",
+          "integrity": "sha1-l/cXtp1IeE9fUmpsWqj/3aBVpNE=",
+          "dev": true
+        },
+        "string-width": {
+          "version": "2.1.1",
+          "resolved": "https://registry.npm.taobao.org/string-width/download/string-width-2.1.1.tgz",
+          "integrity": "sha1-q5Pyeo3BPSjKyBXEYhQ6bZASrp4=",
+          "dev": true,
+          "requires": {
+            "is-fullwidth-code-point": "^2.0.0",
+            "strip-ansi": "^4.0.0"
+          }
+        },
+        "strip-ansi": {
+          "version": "4.0.0",
+          "resolved": "https://registry.npm.taobao.org/strip-ansi/download/strip-ansi-4.0.0.tgz?cache=0&sync_timestamp=1573280518303&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fstrip-ansi%2Fdownload%2Fstrip-ansi-4.0.0.tgz",
+          "integrity": "sha1-qEeQIusaw2iocTibY1JixQXuNo8=",
+          "dev": true,
+          "requires": {
+            "ansi-regex": "^3.0.0"
+          }
+        },
+        "wrap-ansi": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npm.taobao.org/wrap-ansi/download/wrap-ansi-2.1.0.tgz",
+          "integrity": "sha1-2Pw9KE3QV5T+hJc8rs3Rz4JP3YU=",
+          "dev": true,
+          "requires": {
+            "string-width": "^1.0.1",
+            "strip-ansi": "^3.0.1"
+          },
+          "dependencies": {
+            "ansi-regex": {
+              "version": "2.1.1",
+              "resolved": "https://registry.npm.taobao.org/ansi-regex/download/ansi-regex-2.1.1.tgz",
+              "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8=",
+              "dev": true
+            },
+            "is-fullwidth-code-point": {
+              "version": "1.0.0",
+              "resolved": "https://registry.npm.taobao.org/is-fullwidth-code-point/download/is-fullwidth-code-point-1.0.0.tgz",
+              "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+              "dev": true,
+              "requires": {
+                "number-is-nan": "^1.0.0"
+              }
+            },
+            "string-width": {
+              "version": "1.0.2",
+              "resolved": "https://registry.npm.taobao.org/string-width/download/string-width-1.0.2.tgz",
+              "integrity": "sha1-EYvfW4zcUaKn5w0hHgfisLmxB9M=",
+              "dev": true,
+              "requires": {
+                "code-point-at": "^1.0.0",
+                "is-fullwidth-code-point": "^1.0.0",
+                "strip-ansi": "^3.0.0"
+              }
+            },
+            "strip-ansi": {
+              "version": "3.0.1",
+              "resolved": "https://registry.npm.taobao.org/strip-ansi/download/strip-ansi-3.0.1.tgz?cache=0&sync_timestamp=1573280518303&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fstrip-ansi%2Fdownload%2Fstrip-ansi-3.0.1.tgz",
+              "integrity": "sha1-ajhfuIU9lS1f8F0Oiq+UJ43GPc8=",
+              "dev": true,
+              "requires": {
+                "ansi-regex": "^2.0.0"
+              }
+            }
+          }
+        },
+        "yargs": {
+          "version": "12.0.5",
+          "resolved": "https://registry.npm.taobao.org/yargs/download/yargs-12.0.5.tgz?cache=0&sync_timestamp=1573351918967&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fyargs%2Fdownload%2Fyargs-12.0.5.tgz",
+          "integrity": "sha1-BfWZe2CWR7ZPZrgeO0sQo2jnrRM=",
+          "dev": true,
+          "requires": {
+            "cliui": "^4.0.0",
+            "decamelize": "^1.2.0",
+            "find-up": "^3.0.0",
+            "get-caller-file": "^1.0.1",
+            "os-locale": "^3.0.0",
+            "require-directory": "^2.1.1",
+            "require-main-filename": "^1.0.1",
+            "set-blocking": "^2.0.0",
+            "string-width": "^2.0.0",
+            "which-module": "^2.0.0",
+            "y18n": "^3.2.1 || ^4.0.0",
+            "yargs-parser": "^11.1.1"
+          }
+        },
+        "yargs-parser": {
+          "version": "11.1.1",
+          "resolved": "https://registry.npm.taobao.org/yargs-parser/download/yargs-parser-11.1.1.tgz",
+          "integrity": "sha1-h5oIZZc7yp9rq1y987HGfsfTvPQ=",
+          "dev": true,
+          "requires": {
+            "camelcase": "^5.0.0",
+            "decamelize": "^1.2.0"
+          }
+        }
+      }
+    },
     "postcss-colormin": {
       "version": "4.0.3",
       "resolved": "https://registry.npm.taobao.org/postcss-colormin/download/postcss-colormin-4.0.3.tgz",
@@ -10275,6 +10750,16 @@
         "postcss": "^7.0.0"
       }
     },
+    "postcss-load-config": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npm.taobao.org/postcss-load-config/download/postcss-load-config-2.1.0.tgz",
+      "integrity": "sha1-yE1pK3u3tB3c7ZTuYuirMbQXsAM=",
+      "dev": true,
+      "requires": {
+        "cosmiconfig": "^5.0.0",
+        "import-cwd": "^2.0.0"
+      }
+    },
     "postcss-merge-longhand": {
       "version": "4.0.11",
       "resolved": "https://registry.npm.taobao.org/postcss-merge-longhand/download/postcss-merge-longhand-4.0.11.tgz",
@@ -10727,6 +11212,29 @@
         "postcss-value-parser": "^3.0.0"
       }
     },
+    "postcss-reporter": {
+      "version": "6.0.1",
+      "resolved": "https://registry.npm.taobao.org/postcss-reporter/download/postcss-reporter-6.0.1.tgz",
+      "integrity": "sha1-fAVRIAYKl8iDe05IIVZhqvt0JF8=",
+      "dev": true,
+      "requires": {
+        "chalk": "^2.4.1",
+        "lodash": "^4.17.11",
+        "log-symbols": "^2.2.0",
+        "postcss": "^7.0.7"
+      },
+      "dependencies": {
+        "log-symbols": {
+          "version": "2.2.0",
+          "resolved": "https://registry.npm.taobao.org/log-symbols/download/log-symbols-2.2.0.tgz",
+          "integrity": "sha1-V0Dhxdbw39pK2TI7UzIQfva0xAo=",
+          "dev": true,
+          "requires": {
+            "chalk": "^2.0.1"
+          }
+        }
+      }
+    },
     "postcss-selector-parser": {
       "version": "5.0.0",
       "resolved": "https://registry.npm.taobao.org/postcss-selector-parser/download/postcss-selector-parser-5.0.0.tgz",
@@ -10838,6 +11346,12 @@
         "react-is": "^16.8.4"
       }
     },
+    "pretty-hrtime": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npm.taobao.org/pretty-hrtime/download/pretty-hrtime-1.0.3.tgz",
+      "integrity": "sha1-t+PqQkNaTJsnWdmeDyAesZWALuE=",
+      "dev": true
+    },
     "private": {
       "version": "0.1.8",
       "resolved": "https://registry.npm.taobao.org/private/download/private-0.1.8.tgz",
@@ -11329,6 +11843,23 @@
       "integrity": "sha1-uF3+zUitHORp/1WKiCyo6DE5KPo=",
       "dev": true
     },
+    "read-cache": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npm.taobao.org/read-cache/download/read-cache-1.0.0.tgz",
+      "integrity": "sha1-5mTvMRYRZsl1HNvo28+GtftY93Q=",
+      "dev": true,
+      "requires": {
+        "pify": "^2.3.0"
+      },
+      "dependencies": {
+        "pify": {
+          "version": "2.3.0",
+          "resolved": "https://registry.npm.taobao.org/pify/download/pify-2.3.0.tgz",
+          "integrity": "sha1-7RQaasBDqEnqWISY59yosVMw6Qw=",
+          "dev": true
+        }
+      }
+    },
     "read-pkg": {
       "version": "3.0.0",
       "resolved": "https://registry.npm.taobao.org/read-pkg/download/read-pkg-3.0.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fread-pkg%2Fdownload%2Fread-pkg-3.0.0.tgz",
@@ -13397,6 +13928,12 @@
       "integrity": "sha1-/+3ks2slKQaW5uFl1KWe25mOawI=",
       "dev": true
     },
+    "universalify": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npm.taobao.org/universalify/download/universalify-0.1.2.tgz",
+      "integrity": "sha1-tkb2m+OULavOzJ1mOcgNwQXvqmY=",
+      "dev": true
+    },
     "unquote": {
       "version": "1.1.1",
       "resolved": "https://registry.npm.taobao.org/unquote/download/unquote-1.1.1.tgz",
diff --git a/package.json b/package.json
index 8047a82..21bc8a8 100644
--- a/package.json
+++ b/package.json
@@ -15,7 +15,7 @@
     "dev": "parcel ./example/dev.html --open --port 2235",
     "build:index": "rollup -c",
     "build:locale": "rollup -c rollup.locale.config.js",
-    "build:css": "sass --style=compressed --no-source-map src/style/index.scss index.css",
+    "build:css": "sass --style=compressed --no-source-map src/style/index.scss index.css && postcss index.css --use autoprefixer -o index.css",
     "build": "npm run lint && npm run test && npm run clean && npm run build:index && npm run build:css && npm run build:locale",
     "clean": "rimraf locale index.*",
     "lint": "eslint src/**/*.{js,vue}",
@@ -48,7 +48,10 @@
   },
   "devDependencies": {
     "@babel/core": "^7.5.5",
+    "@babel/plugin-transform-object-assign": "^7.2.0",
+    "@babel/plugin-transform-runtime": "^7.6.2",
     "@babel/preset-env": "^7.5.5",
+    "@babel/runtime": "^7.7.2",
     "@commitlint/cli": "^8.2.0",
     "@commitlint/config-conventional": "^8.2.0",
     "@vue/babel-helper-vue-jsx-merge-props": "^1.0.0",
@@ -56,6 +59,7 @@
     "@vue/component-compiler-utils": "^3.0.0",
     "@vue/test-utils": "^1.0.0-beta.29",
     "acorn": "^7.0.0",
+    "autoprefixer": "^9.7.1",
     "babel-core": "^7.0.0-bridge.0",
     "babel-eslint": "^10.0.2",
     "babel-helper-vue-jsx-merge-props": "^2.0.3",
@@ -77,6 +81,7 @@
     "lint-staged": "^9.4.2",
     "marked": "^0.7.0",
     "parcel-bundler": "^1.12.3",
+    "postcss-cli": "^6.1.3",
     "rimraf": "^3.0.0",
     "rollup": "^1.26.0",
     "rollup-plugin-auto-external": "^2.0.0",
diff --git a/rollup.config.js b/rollup.config.js
index 38f4801..5c05736 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -13,11 +13,12 @@ const plugins = [
   resolve({
     extensions: ['.js', '.vue', '.jsx', '.json'],
   }),
+  vue(),
   babel({
-    exclude: 'node_modules/**',
+    runtimeHelpers: true,
+    extensions: ['.js', '.jsx', '.es6', '.es', '.mjs', '.vue'],
   }),
   commonjs(),
-  vue(),
 ];
 
 const esm = {
diff --git a/src/index.js b/src/index.js
index cc90900..9233ce1 100644
--- a/src/index.js
+++ b/src/index.js
@@ -18,6 +18,13 @@ if (typeof window !== 'undefined' && window.Vue) {
   DatePicker.install(window.Vue);
 }
 
-export { CalendarPanel, CalendarRange, TimePanel, TimeRange, DatetimePanel, DatetimeRange };
+Object.assign(DatePicker, {
+  CalendarPanel,
+  CalendarRange,
+  TimePanel,
+  TimeRange,
+  DatetimePanel,
+  DatetimeRange,
+});
 
 export default DatePicker;
diff --git a/src/scrollbar/scrollbar-vertical.vue b/src/scrollbar/scrollbar-vertical.vue
index 7c1772f..d46f4b2 100644
--- a/src/scrollbar/scrollbar-vertical.vue
+++ b/src/scrollbar/scrollbar-vertical.vue
@@ -9,7 +9,7 @@
     <div
       ref="wrap"
       class="mx-scrollbar-wrap"
-      :style="{ overflow: 'hidden scroll', height: '100%', marginRight: `-${scrollbarWidth}px` }"
+      :style="{ marginRight: `-${scrollbarWidth}px` }"
       @scroll="handleScroll"
     >
       <slot></slot>
diff --git a/src/style/scrollbar.scss b/src/style/scrollbar.scss
index de8d3a0..0ac5cc1 100644
--- a/src/style/scrollbar.scss
+++ b/src/style/scrollbar.scss
@@ -7,6 +7,12 @@
   }
 }
 
+.mx-scrollbar-wrap {
+  height: 100%;
+  overflow-x: hidden;
+  overflow-y: auto;
+}
+
 .mx-scrollbar-track {
   position: absolute;
   top: 2px;