微信小程序添加背景图片的详细步骤和方法

background-image:url(https://xxxxxxxxxxxxxxxxxxxxxx)

background-image:url(转换之后的base64字符串)

//html

<view class="container">

  <image src=&#39;../image/1.jpg&#39;></image>

  <view class=&#39;up&#39;>

    我是一串字符串

  </view>

</view>

//css

.container{

  width: 100%;

  height: 600rpx;

  margin: 0;

  padding: 0;

  position: relative;

}

image{

  position: absolute;

  width: 100%;

  height: 600rpx;

}

.up{

  position: absolute;

  z-index: 1;

}