layout调整

src/layout/components/AppMain.vue

@@ -29,7 +29,7 @@ export default {
 <style lang="scss" scoped>
 .app-main {
   /* 50= navbar  50  */
-  min-height: calc(100vh - 50px);
+  min-height: unset;
   background-color: #F4F4F4 !important;
   width: 100%;
   position: relative;