diff --git a/miniprogram/pages/index/index.js b/miniprogram/pages/index/index.js
index e670ba465a592b61b38b86c062f9664600ec7ecc..dba37509554730490504a386de56be50cc205d07 100644
--- a/miniprogram/pages/index/index.js
+++ b/miniprogram/pages/index/index.js
@@ -278,13 +278,13 @@ Page({
 
   bindTypeChange: function(e) {
     const typeValue = this.data.radioItems[e.detail.value].value
-    this.data.typeName = typeValue
     this.setTypeValue(typeValue)
     let radioItems = this.data.radioItems;
     for (var i = 0, len = radioItems.length; i < len; ++i) {
       radioItems[i].checked = radioItems[i].value == typeValue;
     }
     this.setData({
+      trafficIndex: e.detail.value,
       radioItems: radioItems
     });
   },
diff --git a/miniprogram/pages/index/index.wxml b/miniprogram/pages/index/index.wxml
index 5bc410d8f816362d31fd1ff180f1020a13d3f9ef..6cdacdfe9dfc60617b20c40bbfabbc2c74b30c21 100644
--- a/miniprogram/pages/index/index.wxml
+++ b/miniprogram/pages/index/index.wxml
@@ -1,6 +1,6 @@
 <!-- banner -->
 <view class="yq-full-width yq-banner">
-  <view>
+  <view style="padding:10px">
     <text class="yq-title">全国新冠肺炎疫情</text>
     <text class="yq-subtitle">同乘码</text>
   </view>
@@ -34,8 +34,8 @@
             <view class="weui-label" style="margin-left:15px">交通类型</view>
           </view>
           <view class="weui-cell__bd">
-            <picker bindchange="bindTypeChange" value="trafficIndex" range="{{trafficTypes}}">
-              <view class="weui-select">{{radioItems[trafficIndex].name}}</view>
+            <picker name="typeName" bindchange="bindTypeChange" value="trafficIndex" range="{{trafficTypes}}">
+              <view class="weui-select" style="margin-left:-15px">{{radioItems[trafficIndex].name}}</view>
             </picker>
           </view>
         </view>
@@ -52,7 +52,7 @@
             <view class="weui-label">日期</view>
           </view>
           <view class="weui-cell__bd">
-            <picker mode="date" value="{{date}}" start="2019-01-01" end="2020-12-31" bindchange="bindDateChange">
+            <picker name="date" mode="date" value="{{date}}" start="2019-01-01" end="2020-12-31" bindchange="bindDateChange">
               <view class="weui-input">{{date}}</view>
             </picker>
           </view>