wdsxh/unpackage/dist/dev/mp-weixin/pagesCard/mine/custom.wxml

<view class="container" style="{{'--theme-color:'+(themeColor)+';'}}"><title-bar vue-id="36430112-1" showBack="{{true}}" title="自定义背景" bind:__l="__l"></title-bar><view class="container-main"><view data-event-opts="{{[['tap',[['chooseImage']]]]}}" class="main-upload" bindtap="__e"><image class="upload-icon" src="/static/card/image.png" mode="aspectFit"></image><view class="upload-text">点击上传背景</view><view class="upload-text">(建议上传尺寸686*400，上传格式JPG/JPEG/PNG)</view></view><view class="main-tips"><view class="tips-title">温馨提示</view><view class="tips-content">自定义图片只能上传一张，后续可点击进行重新上传</view><view class="tips-bg"></view></view></view></view>