修改改样式

src/pages/layout/SideBar.vue

             align-items: center;
             // margin-bottom: 20px;
           }
+          @media only screen and (min-width: 416px) {
+            display: flex;
+            align-items: center;
+            // margin-bottom: 20px;
+          }
           p {
             font-size: 0.32rem;
             // margin-top: 0.05rem;

src/pages/personal/ElectronicSignature.vue

   //   height: 400px !important;
   // }
   @media only screen and (min-width: 768px) {
-    width: 768px !important;
+    width: 100% !important;
     height: 400px !important;
   }
 }