.zt-main img {
  display: block;
  width: 100%;
  height: auto;
}
.video1-box,
.video2-box {
  position: relative;
}
.video1-box {
  min-height: 6.4rem;
}
.video1-wrapper {
  position: absolute;
  top: 2.66rem;
  left: 0.2rem;
  right: 0.2rem;
  padding: 0.1rem;
  background: #c20026;
}
.video2-box {
  min-height: 6.5rem;
}
.video2-wrapper {
  position: absolute;
  top: 2.47rem;
  left: 0.2rem;
  right: 0.2rem;
  padding: 0.1rem;
  background: #c20026;
}