diff --git a/common/custom.scss b/common/custom.scss
index 711079f..3d15e04 100644
--- a/common/custom.scss
+++ b/common/custom.scss
@@ -45,6 +45,18 @@
 		} 
 	}
 }
+.btn-open{
+	display: inline-block;
+	height: auto;
+	margin: 0;
+	min-height: auto;
+	padding: 0;
+	line-height: normal;
+	background: inherit !important;
+	&::after{
+		display: none;
+	}
+}
 .smp-tag{
 	margin: 0 20rpx 20rpx 0; display: inline-block;
 }