fix css

src/components/home.vue

@@ -224,7 +224,7 @@
     background: rgb(84, 92, 100);
     height: 56px;
     line-height: 56px;
-    a border-right: 1px solid #e6e6e6;
+    border-right: 1px solid #e6e6e6;
     transition-property: width;
     transition-duration: 5s;
   }