.inner-banner .tu:after{
   background: linear-gradient(to top, #161820 0%, rgba(22, 24, 32, 0.5) 10%, rgba(22, 24, 32, 0.3) 40%, rgba(22, 24, 32, 0) 60%)!important;
}
.ctn1 {
  position: relative;
  margin-top: -200px;
}
.ctn1 .con {
  display: flex;
  justify-content: space-between;
  padding-top: 80px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.ctn1 .con .left {
  color: #fff;
}
.ctn1 .con .left ul {
  margin-top: 30px;
}
.ctn1 .con .left ul li {
  margin-top: 6px;
  display: flex;
  color: #fff;
}
.ctn1 .con .left ul li span {
  flex-shrink: 0;
}
.ctn1 .con .left ul li a {
  color: #fff;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .con .left ul li a:hover {
  color: var(--color);
}
.ctn1 .con .right {
  color: #fff;
}
.ctn1 .con .right p {
  margin-top: 10px;
}
.ctn1 .con .right p a {
  color: #fff;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .con .right p a:hover {
  color: var(--color);
}
.ctn2 {
  position: relative;
}
.ctn2 .con {
  display: flex;
  justify-content: space-between;
}
.ctn2 .con .left {
  width: 58.3%;
  position: relative;
  overflow: hidden;
}
.ctn2 .con .left:before {
  content: '';
  display: block;
  padding-top: calc(560 / 840 * 100%);
}
.ctn2 .con .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;
}
.ctn2 .con .left:hover img {
  transform: scale(1.05);
  -webkit-transform: scale(1.05);
  -moz-transform: scale(1.05);
  -ms-transform: scale(1.05);
}
.ctn2 .con .right {
  width: 41.7%;
  background: #1e2432;
  display: flex;
  justify-content: center;
  align-items: center;
}
.ctn2 .con .right .center {
  width: 80%;
  color: #fff;
}
.ctn2 .con .right .center .box {
  padding: 40px 0;
}
.ctn2 .con .right .center .box ul {
  margin-top: 30px;
}
.ctn2 .con .right .center .box ul li {
  margin-top: 10px;
  display: flex;
}
.ctn2 .con .right .center .box ul li span {
  flex-shrink: 0;
}
.ctn2 .con .right .center .box ul li p {
  display: flex;
}
.ctn2 .con .right .center .box ul li p a {
  color: #fff;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn2 .con .right .center .box ul li p a:hover {
  color: var(--color);
}
.ctn2 .con .right .center .box ul li p a:not(:last-child) {
  margin-right: 10px;
}
.ctn2 .con .right .center .box:not(:last-child) {
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
.ctn2 .con .right .center .box:first-child {
  padding-top: 0;
}
.ctn2 .con .right .center .box:last-child {
  padding-bottom: 0;
}
.ctn3 {
  position: relative;
  overflow: hidden;
  padding-bottom: 220px;
}
.ctn3 .con {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
}
.ctn3 .con .left {
  color: #fff;
  width: 39%;
}
.ctn3 .con .left h2 {
  margin: 20px 0 40px;
  line-height: 1.3;
}
.ctn3 .con .left .erweima {
  width: 110px;
}
.ctn3 .con .left .erweima img {
  width: 100%;
}
.ctn3 .con .right {
  width: 61%;
  margin-top: -18px;
}
.ctn3 .con .right .forms {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}
.ctn3 .con .right .forms .box {
  width: 49%;
  margin-top: 18px;
}
.ctn3 .con .right .forms .box input {
  width: 100%;
  height: 60px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: none;
  color: #fff;
  padding-left: 20px;
  font-size: 16px;
  font-family: HarmonyOS_Sans_Regular;
}
.ctn3 .con .right .forms .box input::-webkit-input-placeholder {
  color: #fff;
}
.ctn3 .con .right .forms .box textarea {
  width: 100%;
  height: 140px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 14px 20px;
  background: none;
  font-size: 16px;
  color: #fff;
  font-family: HarmonyOS_Sans_Regular;
}
.ctn3 .con .right .forms .box textarea::-webkit-input-placeholder {
  color: #fff;
}
.ctn3 .con .right .forms .box:nth-child(7) {
  width: 100%;
}
.ctn3 .con .right .forms .box .layui-form-select dl {
  top: 62px;
  border-radius: 0;
}
.ctn3 .con .right .forms .box .layui-form-select dl dd {
  padding: 0 20px!important;
}
.ctn3 .con .right .forms .box .layui-form-select dl dd.layui-this {
  background-color: var(--color);
  color: #000;
}
.ctn3 .con .right .forms .box .layui-form-select .layui-edge {
  right: 20px;
}
.ctn3 .con .right .forms .box .layui-form-selectup dl {
  top: auto;
  bottom: 62px;
}
.ctn3 .con .right .forms button {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 150px;
  height: 48px;
  border: 1px solid rgba(255,255,255,0.3);
  background: none;
  color: #fff;
  margin-top: 20px;
  margin-left: auto;
  line-height: 1;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .con .right .forms button span {
  font-size: 16px;
  color: rgba(255,255,255,0.4);
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn3 .con .right .forms button:hover {
  border: 2px solid var(--color);
  background: var(--color);
}
.ctn3 .con .right .forms button:hover span {
  color: #000;
}
.ctn3 .bg {
  position: absolute;
  width: 100%;
  left: 0;
  bottom: 0;
  z-index: 1;
}
.ctn3 .bg img {
  width: 100%;
}
@media screen and (max-width: 1680px) {
  .ctn1 {
    margin-top: -10vw;
  }
  .ctn1 .con {
    padding-top: 4vw;
  }
  .ctn2 .con .right .center .box {
    padding: 2vw 0;
  }
  .ctn2 .con .right .center .box ul {
    margin-top: 1.5vw;
  }
  .ctn2 .con .right .center .box ul li {
    margin-top: 0.5vw;
  }
  .ctn3 {
    padding-bottom: 11vw;
  }
}
@media screen and (max-width: 1440px) {
  .ctn1 .con .left ul {
    margin-top: 20px;
  }
  .ctn3 .con .left h2 {
    margin: 14px 0 30px;
  }
  .ctn3 .con .right {
    margin-top: -14px;
  }
  .ctn3 .con .right .forms .box {
    margin-top: 14px;
  }
  .ctn3 .con .right .forms .box input {
    height: 50px;
    padding-left: 14px;
    font-size: 14px;
  }
  .ctn3 .con .right .forms .box textarea {
    font-size: 14px;
    height: 100px;
    padding: 10px 14px;
  }
  .ctn3 .con .right .forms .box .layui-form-select dl {
    top: 52px;
  }
  .ctn3 .con .right .forms .box .layui-form-select dl dd {
    padding: 0 14px!important;
  }
  .ctn3 .con .right .forms .box .layui-form-select .layui-edge {
    right: 14px;
  }
  .ctn3 .con .right .forms .box .layui-form-selectup dl {
    top: auto;
    bottom: 52px;
  }
  .ctn3 .con .right .forms button {
    width: 140px;
    height: 44px;
    margin-top: 14px;
  }
  .ctn3 .con .right .forms button span {
    font-size: 14px;
  }
}
@media screen and (max-width: 768px) {
  .ctn1 {
    margin-top: 0;
  }
  .ctn1 .con {
    padding-top: 30px;
    display: block;
  }
  .ctn1 .con .left {
    width: 100%;
  }
  .ctn1 .con .left ul {
    margin-top: 14px;
  }
  .ctn1 .con .right {
    width: 100%;
    margin-top: 30px;
  }
  .ctn1 .con .right p {
    margin-top: 6px;
  }
  .ctn2 .con {
    display: block;
  }
  .ctn2 .con .left {
    width: 100%;
  }
  .ctn2 .con .right {
    width: 100%;
    padding: 30px 0;
  }
  .ctn2 .con .right .center {
    width: calc(100% - 40px);
  }
  .ctn2 .con .right .center .box {
    padding: 20px 0;
  }
  .ctn2 .con .right .center .box ul {
    margin-top: 14px;
  }
  .ctn2 .con .right .center .box ul li {
    margin-top: 6px;
  }
  .ctn3 {
    padding-bottom: 80px;
  }
  .ctn3 .con {
    display: block;
  }
  .ctn3 .con .left {
    width: 100%;
  }
  .ctn3 .con .left h2 {
    margin: 10px 0 20px;
  }
  .ctn3 .con .right {
    width: 100%;
    margin-top: 20px;
  }
  .ctn3 .con .right .forms .box {
    width: 100%;
    margin-top: 10px;
  }
  .ctn3 .con .right .forms .box input {
    height: 44px;
  }
  .ctn3 .con .right .forms .box textarea {
    padding: 14px;
  }
  .ctn3 .con .right .forms .box .layui-form-select dl {
    top: 46px;
  }
  .ctn3 .con .right .forms .box .layui-form-selectup dl {
    top: auto;
    bottom: 46px;
  }
  .ctn3 .con .right .forms button {
    margin-top: 10px;
  }
}