修改悬浮搜索框zindex

components/main/Header.vue

@@ -57,7 +57,7 @@
       position: fixed;
       width: 100%;
       background: #fff;
-      z-index: 999;
+      z-index: 1001;
       top: 0;
       padding-top: 20px;
       -webkit-box-shadow: 0 2px 0 0 #ccc;