diff --git a/examples/routers/button.vue b/examples/routers/button.vue
index a238d976..369a7d75 100644
--- a/examples/routers/button.vue
+++ b/examples/routers/button.vue
@@ -74,6 +74,13 @@
             <Button type="error" ghost disabled>Error</Button>
             <Button type="text" ghost disabled>Text</Button>
         </div>
+        <Divider></Divider>
+        <Button type="primary">普通按钮</Button>
+        <Button type="primary" to="/">普通按钮</Button>
+        <Button type="primary" size="small">普通按钮</Button>
+        <Button type="primary" to="/" size="small">普通按钮</Button>
+        <Button type="primary" size="large">普通按钮</Button>
+        <Button type="primary" to="/" size="large">普通按钮</Button>
         <br><br><br>
         <Button type="primary" icon="ios-information-circle" size="small">Search</Button>
         <Button type="primary" icon="ios-information-circle" size="default">Search</Button>
diff --git a/src/styles/components/button.less b/src/styles/components/button.less
index a2bc1249..11011498 100644
--- a/src/styles/components/button.less
+++ b/src/styles/components/button.less
@@ -191,12 +191,12 @@
 
 a.@{btn-prefix-cls} {
     padding-top: 0.1px;
-    line-height: @btn-height-base - 2px;
+    line-height: @btn-height-base - 4px;
 
     &-large {
-        line-height: @btn-height-large - 2px;
+        line-height: @btn-height-large - 4px;
     }
     &-small {
-        line-height: @btn-height-small - 2px;
+        line-height: @btn-height-small - 4px;
     }
 }