diff --git a/src/js/layer/skin/normal.scss b/src/js/layer/skin/normal.scss
index ea6b25b..4fdb2a7 100644
--- a/src/js/layer/skin/normal.scss
+++ b/src/js/layer/skin/normal.scss
@@ -77,7 +77,7 @@
     &.type-4 {padding:0;
 
       .layer-content {padding:0;}
-      .frame-box {width:100%;height:100%;margin:0;padding:0;border:0;resize: none;}
+      .frame-box {display:block;width:100%;height:100%;margin:0;padding:0;border:0;resize: none;}
     }
 
     /* tips类弹层(type 5) */