diff --git a/src/views/Home.vue b/src/views/Home.vue
index 339c691..456e49c 100644
--- a/src/views/Home.vue
+++ b/src/views/Home.vue
@@ -653,7 +653,7 @@ export default {
 }
 
 .el-main {
-  height: calc(100vh -200px);
+  height: calc(100vh,-200px);
 }
 
 .el-menu-vertical-demo .el-menu {