优化登陆页面的显示

pages/login/index.wxml

 <!--pages/login/index.wxml-->
 <import src='/template/operate_btn/index.wxml'></import>
 <view class='kg-separater' style='height:2rpx;'></view>
-<image class='login_logo' src=''></image>
+<image class='login_logo' src='/src/img/login_top.png' mode='widthFix' ></image>
 <view class='login-board'>
   <view class='kg-text-normal-gray'>手机号</view>
   <input placeholder='请输入手机号登录' style='margin:30rpx 0rpx;' bindinput='inputAction' value='{{mobile}}'></input>
@@ -12,4 +12,5 @@
 </view>
 <view class='kg-operate-btn-bg'>
   <button class='kg-operate-btn kg-btn-no-border' bindtap='operateTap' open-type='getUserInfo' >登录</button>
-</view>
\ No newline at end of file
+</view>
+<image class='login_bottom' src='/src/img/login_bottom.png' mode='widthFix'></image>
\ No newline at end of file