.ctn1 {
  position: relative;
  overflow: hidden;
}
.ctn1 ul li {
  display: flex;
  justify-content: space-between;
}
.ctn1 ul li .left {
  width: 50%;
  position: relative;
  overflow: hidden;
}
.ctn1 ul li .left:before {
  content: '';
  display: block;
  padding-top: calc(720 / 960 * 100%);
}
.ctn1 ul li .left img {
  position: absolute;
  width: 100%;
  height: 100%;
  object-fit: cover;
  left: 0;
  top: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 ul li .left:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn1 ul li .right {
  width: 50%;
  display: flex;
  align-items: center;
  background: #F4F8FC;
}
.ctn1 ul li .right .center {
  position: relative;
  width: 100%;
  padding: 0 23% 0 10%;
}
.ctn1 ul li .right .center .top h2 a {
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 ul li .right .center .top h2 a:hover {
  color: var(--color);
}
.ctn1 ul li .right .center .top p {
  color: rgba(0, 0, 0, 0.5);
  margin: 20px 0 60px;
}
.ctn1 ul li .right .center dl {
  display: flex;
}
.ctn1 ul li .right .center dl dd {
  padding: 0 30px;
  position: relative;
}
.ctn1 ul li .right .center dl dd:after {
  content: '';
  width: 1px;
  height: 30px;
  background: rgba(0, 0, 0, 0.1);
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
}
.ctn1 ul li .right .center dl dd p {
  margin-top: 14px;
}
.ctn1 ul li .right .center dl dd:first-child {
  padding-left: 0;
}
.ctn1 ul li .right .center dl dd:last-child {
  padding-right: 0;
}
.ctn1 ul li .right .center dl dd:last-child:after {
  display: none;
}
.ctn1 ul li .right .center .bottom {
  margin-top: 180px;
  position: relative;
}
.ctn1 ul li .right .center .bottom .logos {
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 ul li .right .center .bottom .logos img {
  height: 38px;
}
.ctn1 ul li .right .center .bottom .s-mores {
  position: absolute;
  left: 0;
  top: 0;
  opacity: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 ul li .right .center:hover .bottom .logos {
  opacity: 0;
}
.ctn1 ul li .right .center:hover .bottom .s-mores {
  opacity: 1;
}
.ctn1 ul li:nth-child(even) .left {
  order: 2;
}
.ctn1 ul li:nth-child(even) .right .center {
  padding: 0 10% 0 23%;
}
@media screen and (max-width: 1680px) {
  .ctn1 ul li .right .center .top p {
    margin: 1vw 0 3vw;
  }
  .ctn1 ul li .right .center .bottom {
    margin-top: 9vw;
  }
}
@media screen and (max-width: 1440px) {
  .ctn1 ul li .right .center {
    padding: 0 20% 0 10%;
  }
  .ctn1 ul li .right .center dl dd {
    padding: 0 20px;
  }
  .ctn1 ul li .right .center dl dd p {
    margin-top: 10px;
  }
  .ctn1 ul li:nth-child(even) .right .center {
    padding: 0 10% 0 20%;
  }
}
@media screen and (max-width: 1200px) {
  .ctn1 ul li .right .center {
    padding: 0 12% 0 8%;
  }
  .ctn1 ul li .right .center dl dd {
    padding: 0 18px;
  }
  .ctn1 ul li .right .center .bottom {
    margin-top: 6vw;
  }
  .ctn1 ul li:nth-child(even) .right .center {
    padding: 0 8% 0 12%;
  }
}
@media screen and (max-width: 768px) {
  .ctn1 ul {
    padding: 0 5%;
  }
  .ctn1 ul li {
    display: block;
    margin-top: 30px;
    border-radius: 10px;
    overflow: hidden;
  }
  .ctn1 ul li .left {
    width: 100%;
  }
  .ctn1 ul li .right {
    width: 100%;
    padding: 20px;
  }
  .ctn1 ul li .right .center {
    padding: 0!important;
  }
  .ctn1 ul li .right .center .top p {
    margin: 14px 0 20px;
  }
  .ctn1 ul li .right .center dl dd {
    padding: 0 16px;
  }
  .ctn1 ul li .right .center dl dd:after {
    height: 20px;
  }
  .ctn1 ul li .right .center dl dd h3 {
    white-space: nowrap;
  }
  .ctn1 ul li .right .center .bottom {
    margin-top: 30px;
  }
  .ctn1 ul li .right .center .bottom .logos {
    opacity: 1!important;
  }
  .ctn1 ul li .right .center .bottom .s-mores {
    position: relative;
    opacity: 1;
    margin-top: 20px;
  }
}