diff --git a/src/module/button/index.less b/src/module/button/index.less
index 74be8434..4d7ef9b0 100644
--- a/src/module/button/index.less
+++ b/src/module/button/index.less
@@ -1,6 +1,6 @@
 .layui-btn {
     height: 38px;
-    line-height: 38px;
+    line-height: 36px;
     border: 1px solid transparent;
     padding: 0 18px;
     background-color: #009688;