diff --git a/miniprogram/common/lib/weui.wxss b/miniprogram/common/lib/weui.wxss
index 27e5bb18..4b38706e 100644
--- a/miniprogram/common/lib/weui.wxss
+++ b/miniprogram/common/lib/weui.wxss
@@ -4267,7 +4267,7 @@ page, :root {
   mask: url("data:image/svg+xml;charset=utf8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='24' viewBox='0 0 12 24'%3E  %3Cpath fill-opacity='.9' fill-rule='evenodd' d='M10 19.438L8.955 20.5l-7.666-7.79a1.02 1.02 0 0 1 0-1.42L8.955 3.5 10 4.563 2.682 12 10 19.438z'/%3E%3C/svg%3E") no-repeat 50% 50%;
   -webkit-mask-size: cover;
   mask-size: cover;
-  background-color: currentColor
+  background-color: transparent
 }
 
 .weui-navigation-bar__inner .weui-navigation-bar__left .weui-navigation-bar__btn_goback:active {