diff --git a/common/css/page.css b/common/css/page.css
index c17ca255..a568a5cd 100644
--- a/common/css/page.css
+++ b/common/css/page.css
@@ -1597,6 +1597,8 @@ button[disabled].bg-grey {
  */
 .top-search-width {
     width: calc(100% - 250rpx) !important;
+    position: relative;
+    top: -4rpx;
 }
 
 /**
diff --git a/components/nav-back/nav-back.vue b/components/nav-back/nav-back.vue
index 732f9007..9a1f7a25 100644
--- a/components/nav-back/nav-back.vue
+++ b/components/nav-back/nav-back.vue
@@ -5,7 +5,7 @@
             <!-- #ifdef MP-WEIXIN || MP-QQ || MP-KUAISHOU || H5 || APP -->
             <view v-if="is_realstore_top_nav_back == 1" class="nav-back padding-horizontal-main round va-m flex-row align-c" :class="(opacity > 0.3 ? 'cr-black ' : 'cr-white ') + (status_bar_height > 0 ? 'padding-bottom-main' : 'padding-vertical-main')">
                 <view v-if="propName" class="text-size tc pa left-0 right-0 padding-top-xs" :style="propNameOpacity ? (opacity ? 'color:rgba(51,51,51,' + opacity + ')' : '') : ''">{{ propName }}</view>
-                <iconfont name="icon-tongyong-fanhui" size="40rpx" @tap="top_nav_left_back_event" class="pr top-xs z-i" :color="propColor"></iconfont>
+                <iconfont name="icon-tongyong-fanhui" size="40rpx" @tap="top_nav_left_back_event" class="pr top-sm z-i" :color="propColor"></iconfont>
                 <slot name="right"></slot>
             </view>
             <!-- #endif -->