.industry {
  position: relative;
  overflow: hidden;
  /* background: url(../images/2bj.jpg) no-repeat top center; */
  background-color: #0f1b33;
  width: 100%;
  height: 100vh;
  background-size: 100%;
  perspective: 340px;
  background-color: #0c0d18;
}
.industry__img {
  max-width: 1607px;
  height: auto;
  margin: 0 auto;
}
.industry__down {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 540px;
  background: url(../images/2downbj.png) no-repeat top center;
}