修改ui问题

- //to reset element-ui default css
+@import './color.scss';
+//to reset element-ui default css
 .el-upload {
   input[type="file"] {
     display: none !important;
@@ -27,3 +28,11 @@
     }
   }
 }
+// 设置当选中时，popr的背景色被设置为白色的尴尬场景
+.el-menu--vertical{
+  /deep/.el-menu--popup{
+    /deep/ .el-menu-item.is-active{
+      background-color: $Theme-color !important;
+    }
+  }
+}
\ No newline at end of file

@@ -3,6 +3,7 @@
 @import './transition.scss';
 @import './element-ui.scss';
 @import './sidebar.scss';
+@import './color.scss';
 
 body {
   -moz-osx-font-smoothing: grayscale;