fix[css]: css bug in mobile #852

src/views/layout/Layout.vue

@@ -33,6 +33,7 @@ export default {
     classObj() {
       return {
         hideSidebar: !this.sidebar.opened,
+        openSidebar: this.sidebar.opened,
         withoutAnimation: this.sidebar.withoutAnimation,
         mobile: this.device === 'mobile'
       }
@@ -53,6 +54,10 @@ export default {
     position: relative;
     height: 100%;
     width: 100%;
+    &.mobile.openSidebar{
+      position: fixed;
+      top: 0;
+    }
   }
   .drawer-bg {
     background: #000;