diff --git a/src/components/input/index.js b/src/components/input/index.js
index 8488ed41b..e7860a742 100644
--- a/src/components/input/index.js
+++ b/src/components/input/index.js
@@ -86,14 +86,14 @@ class AtInput extends Taro.Component {
       {
         clear && value
           ? <View className='at-input__icon' onClick={this.clearValue.bind(this)} >
-            <AtIcon value='delete' color='#ccc' size='20' />
+            <AtIcon value='close-circle' color='#ccc' size='15' />
           </View>
           : null
       }
       {
         error
           ? <View className='at-input__icon' onClick={this.handleClickErrIcon.bind(this)} >
-            <AtIcon value='warning_fill' color='#e93b3d' size='20' />
+            <AtIcon value='warning_fill' color='#e93b3d' size='15' />
           </View>
           : null
       }
diff --git a/src/components/input/index.scss b/src/components/input/index.scss
index 26e570461..aff4b9a6f 100644
--- a/src/components/input/index.scss
+++ b/src/components/input/index.scss
@@ -10,7 +10,7 @@
 
   &__input {
     flex: 1;
-    font-size: 24px;
+    font-size: 28px;
     padding: 0 12px;
     display: inline-block;
     vertical-align: middle;