［修改］布局

src/layouts/courseLayouts/LayoutStructure.vue

@@ -82,6 +82,7 @@ $top-section-height: 4.25rem;
 .router-section {
   /*padding: 24px;*/
   flex-grow: 1;
+  flex: 1;
   /*max-width: 1000px;*/
 }
 .menu-section {