修改样式

pages/index/index.wxml

     <!-- 搜索块 -->
     <view class="search-view">
         <view class="serach-input-view">
-            <image class="hhr-img fl" src="/images/home/hhr-icon.png" />
-            <view class="input-box fl">
+            <view class="input-box">
                 <input class="weui-serach-input" value="{{ keyword }}" bindinput="bindKeyInput" bindconfirm="toSearch" confirm-type="search" placeholder="请输入关键字搜索" placeholder-class="phcolor"></input>
             </view>
             <view class="search-img-view" bindtap="toSearch">
             </view>
         </view>
         <view class="title">
-            全方位需求
-            <text class="sub-title">交流平台</text>
+            全方位需求交流平台
         </view>
         <button type="default" plain class="set-attention" id="shouquan" bindtap="setAttention">
             设置关注类型喜好 >>
         </button>
-        <image class="header-img" src="/images/home/header-icon.png" />
+        <view class="header-img">
+          <image class="header-icon" src="/images/home/header-icon.png" />
+        </view>
+        
     </view>
     <!-- tab块 -->
     <view class="tab-view">

pages/index/index.wxss

 }
 .search-view .header-img {
     position: absolute;
-    width: 249rpx;
-    height: 231rpx;
-    top: 78rpx;
-    right: 46rpx;
+    width: 290rpx;
+    height: 110rpx;
+    top: 145rpx;
+    right: 45rpx;
+}
+
+.search-view .header-img .header-icon{
+  width: 100%;
+  height: 100%;
 }
 .serach-input-view {
     position: relative;
 }
 
 .search-view .input-box {
-    width: calc(100% - 100rpx);
+    width: calc(100% - 20rpx);
     margin-left: 20rpx;
 }
 .search-view .weui-serach-input {
 
 .search-view .search-img-view {
     position: absolute;
-    right: 52rpx;
+    right: 32rpx;
     top: 0rpx;
     z-index: 666;
     width: 40rpx;
 }
 
 .search-view .set-attention {
-    margin-top: -4rpx;
+    margin-top: 0rpx;
     padding-left: 40rpx;
-    font-size: 24rpx;
-    color: #556fb5 !important;
+    font-size: 26rpx;
+    color: #797E9B !important;
     box-sizing: border-box;
     text-align: left;
 }