修改菜单样式（1447）

src/components/common/HomePage.vue

@@ -132,7 +132,7 @@
     .user .logo {
         background: @userBase;
 
-    p {;
+    p {
         font-size: 16px;
         line-height: normal
     }

src/components/common/Menu.vue

@@ -38,4 +38,10 @@
     methods: {
     }
   }
-</script>
+</script>
+
+<style lang="less" scoped>
+  .el-menu-vertical-demo {
+    width: 300px;
+  }
+</style>

src/less/common.less

@@ -43,6 +43,7 @@
   height: 100%;
   .logo {
     width: 100%;
+    min-width: 300px;
     text-align: center;
     color: #fff;
     height: @header-height;