bug修复

src/styles/reset.scss

@@ -24,6 +24,7 @@ html {
 body {
   width: 100%;
   height: 100%;
+  overflow: hidden;
   margin: 0;
   font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB",
     "Microsoft YaHei", "微软雅黑", Arial, sans-serif;