.join-in {
  width: 100%;
  min-width: 1200px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.join-in .joinIn-banner {
  width: 100%;
  height: 674px;
  background-size: cover;
  background-position: center center;
  background-image: url(../img/bg/jiameng.jpg);
}
.join-in .content {
  width: 1200px;
  display: flex;
  padding: 50px 0px;
  flex-direction: column;
}
.join-in .content > img {
  width: 1200px;
}
.join-in .content .join-items {
  width: 1200px;
  display: flex;
  flex-direction: row;
}
.join-in .content .join-items img {
  cursor: pointer;
  width: 600px;
}
.join-in .content .auto-img {
  width: 1200px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  padding: 15px 0px;
}
.join-in .content .auto-img img {
  width: 500px;
  height: auto;
}