diff --git a/packages/notice-bar/index.less b/packages/notice-bar/index.less
index 8336b03d..4d980fc9 100644
--- a/packages/notice-bar/index.less
+++ b/packages/notice-bar/index.less
@@ -16,7 +16,7 @@
     min-width: 20px;
     box-sizing: border-box;
 
-    > image {
+    &-image {
       width: 16px;
       height: 16px;
     }
diff --git a/packages/notice-bar/index.wxml b/packages/notice-bar/index.wxml
index d391ad95..d50e0441 100644
--- a/packages/notice-bar/index.wxml
+++ b/packages/notice-bar/index.wxml
@@ -5,7 +5,7 @@
   bind:tap="onClick"
 >
   <view wx:if="{{ leftIcon }}" class="van-notice-bar__left-icon">
-    <image src="{{ leftIcon }}" />
+    <image class="van-notice-bar__left-icon-image" src="{{ leftIcon }}" />
   </view>
   <view class="van-notice-bar__content-wrap">
     <view class="van-notice-bar__content {{ scrollable ? '' : 'van-ellipsis' }}" animation="{{ animationData }}">
diff --git a/packages/search/index.less b/packages/search/index.less
index ff7e980d..50c4f7ff 100644
--- a/packages/search/index.less
+++ b/packages/search/index.less
@@ -37,15 +37,6 @@
     padding-right: 0;
   }
 
-  input {
-    &::-webkit-search-decoration,
-    &::-webkit-search-cancel-button,
-    &::-webkit-search-results-button,
-    &::-webkit-search-results-decoration {
-      display: none;
-    }
-  }
-
   &__action {
     padding: 0 10px;
     font-size: 14px;