diff --git a/root/res/css/global.css b/root/res/css/global.css
index 00a399f..465079b 100644
--- a/root/res/css/global.css
+++ b/root/res/css/global.css
@@ -560,3 +560,5 @@ body .fly-user-main{position: relative; min-height: 600px;}
   .site-mobile .fly-user-main>.layui-nav{left: 0;}
   .site-mobile .site-mobile-shade{content: ''; position: fixed; top: 0; bottom: 0; left: 0; right: 0; background-color: rgba(0,0,0,.9); z-index: 999;}
 }
+
+.layui-form-select dl{z-index: 10002;}
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