.official_box .miner_banner {
  height: 680px;
  width: 100%;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  align-items: center;    
  justify-content: flex-end;
}

.official_box .miner_banner .title {
  font-family: "Manrope Medium";
  color: #000;
  font-size: 20pt;
  width: 240px;
  text-align: center;
  position: absolute;
  top: 60px;
  left: calc((100% - 240px) / 2);
}

.official_box .miner_banner img {
  width: 60%;
  height: 80%;           
  object-fit: contain;
}

 .official_box .miner .box_index3 .box_surface {
  height: 100vh;
}

.official_box .miner .box_boom {
  width: 1200px;
  height: 580px;
  background-color: #fff;
  position: relative;
}