feat:每周优化文案修改

src/components/ContactWidget.tsx

@@ -27,7 +27,7 @@ function Content() {
 export default function ContactWidget(props:ContactWidgetProps) {
 
     return <Popover 
-            className="contact-widget-popover"
+            overlayClassName="contact-widget-popover"
             placement={props.placement} 
             arrowPointAtCenter 
             content={Content}

src/modules/root/Header.jsx

@@ -154,7 +154,7 @@ function Header(props) {
                 });
               }}>
               <span className='menu-before iconfont icon'>&#xe84e;</span>
-              <span>进入管理后台</span>
+              <span>多学院管理面板</span>
               <span className='menu-after iconfont icon'>&#xe79b;</span>
             </div>
           )}