diff --git a/src/views/sys/iframe/index.vue b/src/views/sys/iframe/index.vue
index 0847e6a7..7ada92e8 100644
--- a/src/views/sys/iframe/index.vue
+++ b/src/views/sys/iframe/index.vue
@@ -108,6 +108,7 @@
     }
 
     &__main {
+      display: block;
       box-sizing: border-box;
       width: 100%;
       height: 100%;