mini-ar-demo/miniprogram/pages/index/index.wxss

/**index.wxss**/
.page {
  height: 100vh;
  display: flex;
  flex-direction: column;
  background-image: url('https://houseoss.4dkankan.com/mini-ar-test/assets/bg2.png');
  background-position: center top;
  background-repeat: no-repeat;
  background-size: contain;
}

.top {
  padding-top: 15vh;
  width: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-items: center;
}

.section {
  width: 339px;
  height: 136px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  margin-bottom: 25px;
  position: relative;
}

.section .cover1 {
  background-image: url('https://houseoss.4dkankan.com/mini-ar-test/assets/pic1.png');
  background-repeat: no-repeat;
  background-position: top top;
  background-size: cover;
  width: 100%;
  height: 104px;
  position: absolute;
  top: 0;
  left: 0;
  z-index: 100;
}

.section .text {
  background-color: #ffffff;
  width: calc(100% - 8px);
  height: 39px;
  border-radius: 10px;
  position: absolute;
  z-index: 0;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
}



.section2 {
  background-image: url('https://houseoss.4dkankan.com/mini-ar-test/assets/pic2.png');

}

.section3 {
  background-image: url('https://houseoss.4dkankan.com/mini-ar-test/assets/pic3.png');

}