update：更新样式

src/styles/default.scss

@@ -168,19 +168,6 @@
     }
 }
 
-/***    BRGIN:表单错误信息2    ***/
-.app-form-item-error-info {
-    display: flex;
-    .icon {
-        width: 30px;
-        flex-shrink: 0;
-    }
-    .contant{
-        flex-grow: 1;
-    }
-}
-/***    END:表单错误信息2    ***/
-
 /***    BRGIN:多数据视图属性布局    ***/
 .property-layout-left, .property-layout-right {
     display: flex;

src/styles/element/menu.scss

 .el-menu--horizontal {
+    display: flex;
     .el-menu-item, .el-submenu__title {
         background-color: var(--app-color-black) !important;
         color: var(--app-color-white) !important;