diff --git a/README.md b/README.md
index a99a103e7..19f2aac12 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ npm install
 - run
 
 ```bash
-yarn serve
+npm run serve
 ```
 
 - build
diff --git a/README.zh-CN.md b/README.zh-CN.md
index 9f6413c6f..959c574d1 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -51,7 +51,7 @@ npm install
 - 运行
 
 ```bash
-yarn serve
+npm run serve
 ```
 
 - 打包
diff --git a/src/components/FlowChart/src/AddPanel.vue b/src/components/FlowChart/src/AddPanel.vue
deleted file mode 100644
index d61ba14f1..000000000
--- a/src/components/FlowChart/src/AddPanel.vue
+++ /dev/null
@@ -1,115 +0,0 @@
-<template>
-  <el-tabs tab-position="left">
-    <el-tab-pane label="添加动作">
-      <div v-for="item in nodeList" :key="item.type">
-        <el-button
-          class="add-node-btn"
-          type="primary"
-          size="mini"
-          @click="$_addNode(item)"
-        >{{item.label}}</el-button>
-      </div>
-    </el-tab-pane>
-    <el-tab-pane label="添加组">
-      <el-button class="add-node-btn" type="primary" size="mini" @click="$_addTempalte">模板</el-button>
-    </el-tab-pane>
-  </el-tabs>
-</template>
-
-<script>
-export default {
-  name: 'AddPanel',
-  props: {
-    nodeData: Object,
-    lf: Object || String
-  },
-  data() {
-    return {
-      nodeList: [
-        {
-          type: 'user',
-          label: '用户'
-        },
-        {
-          type: 'push',
-          label: '推送'
-        }
-      ]
-    }
-  },
-  methods: {
-    $_addNode(item) {
-      const { lf, nodeData } = this.$props
-      const { id, x, y } = nodeData
-      const nextNode = lf.addNode({
-        type: item.type,
-        x: x + 150,
-        y: y + 150
-      })
-      const nextId = nextNode.id
-      lf.createEdge({ sourceNodeId: id, targetNodeId: nextId })
-      this.$emit('addNodeFinish')
-    },
-    $_addTempalte() {
-      const { lf, nodeData } = this.$props
-      const { id, x, y } = nodeData
-      const timeNode = lf.addNode({
-        type: 'download',
-        x,
-        y: y + 150
-      })
-      const userNode = lf.addNode({
-        type: 'user',
-        x: x + 150,
-        y: y + 150
-      })
-      const pushNode = lf.addNode({
-        type: 'push',
-        x: x + 150,
-        y: y + 300,
-        properties: {}
-      })
-      const endNode = lf.addNode({
-        type: 'end',
-        x: x + 300,
-        y: y + 150
-      })
-      const endNode2 = lf.addNode({
-        type: 'end',
-        x: x + 300,
-        y: y + 300
-      })
-      lf.createEdge({ sourceNodeId: id, targetNodeId: timeNode.id })
-      lf.createEdge({ sourceNodeId: timeNode.id, targetNodeId: userNode.id })
-      lf.createEdge({
-        sourceNodeId: userNode.id,
-        targetNodeId: endNode.id,
-        endPoint: { x: x + 280, y: y + 150 },
-        text: {
-          value: 'Y',
-          x: x + 230,
-          y: y + 140
-        }
-      })
-      lf.createEdge({
-        sourceNodeId: userNode.id,
-        targetNodeId: pushNode.id,
-        text: {
-          value: 'N',
-          x: x + 160,
-          y: y + 230
-        }
-      })
-      lf.createEdge({ sourceNodeId: pushNode.id, targetNodeId: endNode2.id, endPoint: { x: x + 280, y: y + 300 } })
-      this.$emit('addNodeFinish')
-    }
-  }
-}
-</script>
-
-<style scoped>
-.add-node-btn {
-  margin-bottom: 10px;
-  margin-right: 20px;
-}
-</style>
diff --git a/src/components/FlowChart/src/Control.vue b/src/components/FlowChart/src/Control.vue
index 3b57f33f6..5cb78315d 100644
--- a/src/components/FlowChart/src/Control.vue
+++ b/src/components/FlowChart/src/Control.vue
@@ -1,7 +1,21 @@
 <template>
-  <div>
-    <el-button-group>
-      <el-button size="small" @click="$_zoomIn">放大</el-button>
+  <div class="control-container">
+    <ul>
+      <li
+        v-for="(item,key) in titleLists"
+        :key="key"
+        :title="item.text"
+        :style="{background: focusIndex === key ? '#ccc' : ''}"
+        @mouseenter.prevent="onEnter(key)"
+        @mouseleave.prevent="focusIndex = -1"
+      >
+        <button ref="controlButton" @click="onControl(item,key)">
+          <span :class="'iconfont ' + item.icon"></span>
+          <p>{{ item.text }}</p>
+        </button>
+      </li>
+    </ul>
+    <!-- <el-button size="small" @click="$_zoomIn">放大</el-button>
       <el-button size="small" @click="$_zoomOut">缩小</el-button>
       <el-button size="small" @click="$_zoomReset">大小适应</el-button>
       <el-button size="small" @click="$_translateRest">定位还原</el-button>
@@ -10,65 +24,128 @@
       <el-button size="small" @click="$_redo" :disabled="redoDisable">下一步(ctrl+y)</el-button>
       <el-button size="small" @click="$_download">下载图片</el-button>
       <el-button size="small" @click="$_catData">查看数据</el-button>
-      <el-button v-if="catTurboData" size="small" @click="$_catTurboData">查看turbo数据</el-button>
-    </el-button-group>
+    <el-button v-if="catTurboData" size="small" @click="$_catTurboData">查看turbo数据</el-button>-->
   </div>
 </template>
 
 <script>
 export default {
-  name: 'Control',
+  name: "Control",
   props: {
     lf: Object || String,
-    catTurboData: Boolean
+    catTurboData: Boolean,
   },
   data() {
     return {
       undoDisable: true,
       redoDisable: true,
-    }
+      focusIndex: -1,
+      titleLists: [
+        {
+          icon: "icon-zoom-out-hs",
+          text: "缩小",
+        },
+        {
+          icon: "icon-enlarge-hs",
+          text: "放大",
+        },
+        {
+          icon: "icon-full-screen-hs",
+          text: "适应",
+        },
+        {
+          icon: "icon-previous-hs",
+          text: "上一步",
+        },
+        {
+          icon: "icon-next-step-hs",
+          text: "下一步",
+        },
+      ],
+    };
   },
   mounted() {
-    this.$props.lf.on('history:change', ({ data: { undoAble, redoAble } }) => {
-      this.$data.undoDisable = !undoAble
-      this.$data.redoDisable = !redoAble
-    })
+    this.$props.lf.on("history:change", ({ data: { undoAble, redoAble } }) => {
+      this.$data.undoDisable = !undoAble;
+      this.$data.redoDisable = !redoAble;
+    });
   },
   methods: {
+    onControl(item, key) {
+      ["zoom", "zoom", "resetZoom", "undo", "redo"].forEach((v, i) => {
+        let domControl = this.$props.lf;
+        if (key === 1) {
+          domControl.zoom(true);
+        }
+        if (key === i) {
+          domControl[v]();
+        }
+      });
+    },
+    onEnter(key) {
+      this.focusIndex = key;
+    },
     $_zoomIn() {
-      this.$props.lf.zoom(true)
+      this.$props.lf.zoom(true);
     },
     $_zoomOut() {
-      this.$props.lf.zoom(false)
+      this.$props.lf.zoom(false);
     },
     $_zoomReset() {
-      this.$props.lf.resetZoom()
+      this.$props.lf.resetZoom();
     },
     $_translateRest() {
-      this.$props.lf.resetTranslate()
+      this.$props.lf.resetTranslate();
     },
     $_reset() {
-      this.$props.lf.resetZoom()
-      this.$props.lf.resetTranslate()
+      this.$props.lf.resetZoom();
+      this.$props.lf.resetTranslate();
     },
     $_undo() {
-      this.$props.lf.undo()
+      this.$props.lf.undo();
     },
     $_redo() {
-      this.$props.lf.redo()
+      this.$props.lf.redo();
     },
     $_download() {
-      this.$props.lf.getSnapshot()
+      this.$props.lf.getSnapshot();
     },
     $_catData() {
-      this.$emit('catData')
+      this.$emit("catData");
     },
     $_catTurboData() {
-      this.$emit('catTurboData')
-    }
-  }
-}
+      this.$emit("catTurboData");
+    },
+  },
+};
 </script>
 
 <style scoped>
+@import "./assets/iconfont/iconfont.css";
+.control-container {
+  position: absolute;
+  right: 20px;
+  background: hsla(0, 0%, 100%, 0.8);
+  box-shadow: 0 1px 4px rgb(0 0 0 / 30%);
+  border-radius: 5px;
+}
+.iconfont {
+  font-size: 25px;
+}
+.control-container p {
+  margin: 0;
+  font-size: 12px;
+}
+.control-container ul {
+  display: flex;
+  justify-content: space-around;
+  align-items: center;
+  margin: 2px;
+}
+.control-container ul li {
+  width: 60px;
+  text-align: center;
+  cursor: pointer;
+  /* pointer-events: none; */
+}
 </style>
diff --git a/src/components/FlowChart/src/background/click.png b/src/components/FlowChart/src/assets/background/click.png
similarity index 100%
rename from src/components/FlowChart/src/background/click.png
rename to src/components/FlowChart/src/assets/background/click.png
diff --git a/src/components/FlowChart/src/background/download.png b/src/components/FlowChart/src/assets/background/download.png
similarity index 100%
rename from src/components/FlowChart/src/background/download.png
rename to src/components/FlowChart/src/assets/background/download.png
diff --git a/src/components/FlowChart/src/background/end.png b/src/components/FlowChart/src/assets/background/end.png
similarity index 100%
rename from src/components/FlowChart/src/background/end.png
rename to src/components/FlowChart/src/assets/background/end.png
diff --git a/src/components/FlowChart/src/background/push.png b/src/components/FlowChart/src/assets/background/push.png
similarity index 100%
rename from src/components/FlowChart/src/background/push.png
rename to src/components/FlowChart/src/assets/background/push.png
diff --git a/src/components/FlowChart/src/background/start.png b/src/components/FlowChart/src/assets/background/start.png
similarity index 100%
rename from src/components/FlowChart/src/background/start.png
rename to src/components/FlowChart/src/assets/background/start.png
diff --git a/src/components/FlowChart/src/background/time.png b/src/components/FlowChart/src/assets/background/time.png
similarity index 100%
rename from src/components/FlowChart/src/background/time.png
rename to src/components/FlowChart/src/assets/background/time.png
diff --git a/src/components/FlowChart/src/background/user.png b/src/components/FlowChart/src/assets/background/user.png
similarity index 100%
rename from src/components/FlowChart/src/background/user.png
rename to src/components/FlowChart/src/assets/background/user.png
diff --git a/src/components/FlowChart/src/assets/iconfont/iconfont.css b/src/components/FlowChart/src/assets/iconfont/iconfont.css
new file mode 100644
index 000000000..f4c83794b
--- /dev/null
+++ b/src/components/FlowChart/src/assets/iconfont/iconfont.css
@@ -0,0 +1,45 @@
+@font-face {font-family: "iconfont";
+  src: url('iconfont.eot?t=1618544337340'); /* IE9 */
+  src: url('iconfont.eot?t=1618544337340#iefix') format('embedded-opentype'), /* IE6-IE8 */
+  url('data:application/x-font-woff2;charset=utf-8;base64,d09GMgABAAAAAAZ0AAsAAAAADKgAAAYmAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHEIGVgCDZAqLQIldATYCJAMgCxIABCAFhG0HgQkb6ApRlA9Sk+xngd1wXQyjTXRCW7pkEvLB0N9/pZhyo7nvIIK1Nisnipg3omjUREiURDXNNEL/jDRCI5H/riTu/9q0D5OakT05VaM3E4kMJI2QhanZillesmYnVT0pD5+399suTrCEkjDhqLtAxyURhIU6Ser/1tp8aDPgI2g7ex2ah+Q7i0rI+Gy9rSNYOtEEdPFQVkrlj/1c3oZFk6Sv/bYQqWUunsgkk8QRkrgkCJEKpUcO8zx0cFLQr+x6CEiNi0BN2YWV4MwJhmDEqhdU4BwR8oIOEXPCjGMzcoKDuLmnLwLw6vy9vMCFM6ggIW50umRpIbVW14U29L/QmIZgqDs5cD0JDKwCHFIylReQ51yFpO+XKBwDcjHltbq9801mxdeFzX8inbguoAq1yCWzpH95JuRUJIC0EDPH5nNGtIkkA4GgvROBocpEEKLCCBwVj0BRF/CJHFYhEo9WCbF1TCdgEEgF0A0Ee8NxioIeN97QzQqFMd2tdfIJC3KeK0T3eJYu0J07g6BVbCB0IiDVDNsQ1mFcbNxDCTk6IWEb2ShHfHxUlvAjkfj0mHDhC56GAL4CWMUgQXgEywDxuH0TBAD7gDZuRqtx7KWpnyTbushlJUpytdfnUvoS/pXG880npIYe3wueUdIJoa9HlRgdsYiF5QJv8C2zjIbzXERGQmwH0QylmjJfC4evBB8UUKQZMsAMG2aWMU6nc6s9m7X4Thn0gTfomgnm5d0qwX4v0rQH3GZn4Ajp8F2VeUcTTARpA+FfyLcpc+T05bOemT2fny8EH8Vn4LPFh3htyOtB3jDSJj34IpEQ3HNboUdasWNDQifcA8BfPPkTe6YaWp0nF/IrhQHGW2D5HTO7O2zfTH3+gxip/NioTs9VwUXL7T3AbzTxHa3qSu1e4EZTfZl/QiC2c7UI5jZ/ET938pSH8Z8IPBwU0NopeLgB7h6Kvp0GVCOw72KAjKFA71sPKX7/9g+Js/AmNfj8/o28sqNVdSTVI93p08F3v/75zqw8W79vb0RVaCTrw6aNntrQwCtbzzDKosTRFMjp/WFqtpZUEGxsi6P8L09byvlyrrvUJ6/ZFJR/X32mbUmndlduWjbdnwnY2ZBHo8OIKIVDUJah62hi4aKdSoqZsWypN7d0w6nsAzb12tWrqZOl12+W/W7YyLFxDy/7U369cgFF85PUVevYahz8y/HS9ZGrbv7saR0sn5MfEzhinC2Dizcv5xHycyChG33pcskigbRkvXnDaurRjRuIeDdu4rnSgPQ/L196FHQg6FGs7266c82aTtDT1jU0CqzWoG2Ndf91wRo1g/0wo9b4VPtV+2iwl/fjvxq4f83CBZeYgx6njp8mb7jzou9FfPdwBBpffvyUx6XARoc/1umGwtrl034lryLH/YCEwly/XrrckYHsd+/YWY/u3EGI085rV6RD5+Bw7dqnoAvBjzifw3S3zdaNZL/dRnfz7XZup232DX4VtD6Cn+AzkqFgBq6unr/gwtCDuydN51fk76ocHS/nN25Y/WqMe1fzBRgEQHPEjqE0gIbkR1CKM/zYUukn9ItRVMHwLfuO1kaP2mlUivpAUpbb8f5wZS1eib+cs3/qlD9r8DU2NEccqhPVFos3SRGSKtb4hyJEcX6VZhArj8Y+edgVpHICKD9tt8ddsvuYpNLZfQGoyBiY2CzKm1chkFmHUGwbUityTs70kCCSE2DZZADRaSeo0heYTpdQ3vwIAv0+QagzEKTOQnnOzHzoXTMkrCJYy6q7Wb1GNPO6hLi6keVYaDeqpDDFGarGkqy3sLFRMXFPDjZjqYsD5A6BI4RneUk0sdlwM2w0iqxFEtuwhkTpCLHER0fzWQ+I0ogmcLVPgqkQmBZLrdvC1tMQmfGTE66J3y+HCdoZqUgFBd/Y1TCJTL92VqwoMRVQOUxzpYJTiZd1EHAIyXmskS4RmbCySY4ZpVPEsmRv1QbTIKLoGtgt4kVTI74qM2p4tulMzwFS4qPiUDFxCSSUSGJJKJd2ozFS1kgYmyN1snOnimh0brybVuw0G0WV9iF3xeYjFAg4LcEi4Q692C7TUI8omiJRZAN3M+4ikTLBlosAAAA=') format('woff2'),
+  url('iconfont.woff?t=1618544337340') format('woff'),
+  url('iconfont.ttf?t=1618544337340') format('truetype'), /* chrome, firefox, opera, Safari, Android, iOS 4.2+ */
+  url('iconfont.svg?t=1618544337340#iconfont') format('svg'); /* iOS 4.1- */
+}
+
+.iconfont {
+  font-family: "iconfont" !important;
+  font-size: 16px;
+  font-style: normal;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+.icon-full-screen-hs:before {
+  content: "\e656";
+}
+
+.icon-watch-hs:before {
+  content: "\e766";
+}
+
+.icon-download-hs:before {
+  content: "\e6af";
+}
+
+.icon-enlarge-hs:before {
+  content: "\e765";
+}
+
+.icon-previous-hs:before {
+  content: "\e84c";
+}
+
+.icon-zoom-out-hs:before {
+  content: "\e744";
+}
+
+.icon-next-step-hs:before {
+  content: "\e84b";
+}
+
diff --git a/src/components/FlowChart/src/assets/iconfont/iconfont.eot b/src/components/FlowChart/src/assets/iconfont/iconfont.eot
new file mode 100644
index 000000000..c77503fb2
Binary files /dev/null and b/src/components/FlowChart/src/assets/iconfont/iconfont.eot differ
diff --git a/src/components/FlowChart/src/assets/iconfont/iconfont.js b/src/components/FlowChart/src/assets/iconfont/iconfont.js
new file mode 100644
index 000000000..357339c31
--- /dev/null
+++ b/src/components/FlowChart/src/assets/iconfont/iconfont.js
@@ -0,0 +1 @@
+!function(c){var t,e,o,a,n,l,i='<svg><symbol id="icon-full-screen-hs" viewBox="0 0 1024 1024"><path d="M960.605 932.345v-240.231c0.045-7.2-2.723-14.445-8.213-19.98-11.115-11.047-29.002-11.047-40.071 0-5.535 5.535-8.303 12.757-8.303 19.98v171.923l-351.99-352.035 351.99-352.013v171.855c0 7.245 2.767 14.49 8.303 20.002 11.070 11.070 28.957 11.070 40.071 0 5.49-5.511 8.257-12.78 8.213-20.002v-240.187c0.045-7.223-2.723-14.468-8.213-20.003-5.58-5.511-12.803-8.279-20.025-8.302h-240.233c-7.222 0-14.467 2.79-19.98 8.302-11.115 11.049-11.115 28.957 0 40.050 5.511 5.535 12.735 8.302 19.98 8.279h171.9l-352.013 352.013-352.012-352.035h171.855c7.268 0.022 14.49-2.745 20.025-8.279 11.070-11.047 11.070-29.002 0-40.050-5.49-5.511-12.758-8.279-20.025-8.303h-240.187c-7.268 0-14.513 2.79-20.025 8.303-5.513 5.558-8.279 12.803-8.279 20.048v240.165c0 7.245 2.79 14.512 8.279 20.002 11.070 11.070 28.98 11.070 40.028 0 5.513-5.511 8.279-12.713 8.279-20.002v-171.855l352.058 352.012-352.035 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index 000000000..6f91abb60
--- /dev/null
+++ b/src/components/FlowChart/src/assets/iconfont/iconfont.json
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+{
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+  "name": "liu'c'tu",
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+  "description": "",
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+      "unicode_decimal": 58966
+    },
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+      "unicode_decimal": 59238
+    },
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+      "unicode_decimal": 59055
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+      "name": "下一步",
+      "font_class": "next-step-hs",
+      "unicode": "e84b",
+      "unicode_decimal": 59467
+    }
+  ]
+}
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diff --git a/src/components/FlowChart/src/assets/iconfont/iconfont.ttf b/src/components/FlowChart/src/assets/iconfont/iconfont.ttf
new file mode 100644
index 000000000..b332ae7da
Binary files /dev/null and b/src/components/FlowChart/src/assets/iconfont/iconfont.ttf differ
diff --git a/src/components/FlowChart/src/assets/iconfont/iconfont.woff b/src/components/FlowChart/src/assets/iconfont/iconfont.woff
new file mode 100644
index 000000000..0743a9381
Binary files /dev/null and b/src/components/FlowChart/src/assets/iconfont/iconfont.woff differ
diff --git a/src/components/FlowChart/src/assets/iconfont/iconfont.woff2 b/src/components/FlowChart/src/assets/iconfont/iconfont.woff2
new file mode 100644
index 000000000..98f6f354f
Binary files /dev/null and b/src/components/FlowChart/src/assets/iconfont/iconfont.woff2 differ
diff --git a/src/utils/operate/index.ts b/src/utils/operate/index.ts
index e53c5a6e8..b328131b0 100644
--- a/src/utils/operate/index.ts
+++ b/src/utils/operate/index.ts
@@ -3,7 +3,7 @@ export const hasClass = (ele: Element, cls: string): any => {
 }
 
 export const addClass = (ele: Element, cls: string, extracls?: string): any => {
-  if (!hasClass(ele, cls)) ele.className += ' ' + cls
+  if (!hasClass(ele, cls)) ele.className += (' ' + cls).trim()
   if (extracls) {
     if (!hasClass(ele, extracls)) ele.className += ' ' + extracls
   }
diff --git a/src/views/flow-chart/index.vue b/src/views/flow-chart/index.vue
index 398b607b1..9d662a4b9 100644
--- a/src/views/flow-chart/index.vue
+++ b/src/views/flow-chart/index.vue
@@ -94,7 +94,7 @@ export default {
 </script>
 <style>
 .logic-flow-view {
-  height: 100vh;
+  height: 100%;
   position: relative;
 }
 .demo-title {
@@ -103,15 +103,14 @@ export default {
 }
 .demo-control {
   position: absolute;
-  top: 50px;
-  right: 100px;
+  top: 10px;
+  right: 20px;
   z-index: 2;
 }
 #LF-Turbo {
   width: 100vw;
   height: 85%;
   outline: none;
-  margin: 10px 0 0 10px;
 }
 .time-plus {
   cursor: pointer;