.prev {
  position: absolute;
  width: 60px;
  height: 60px;
  left: -100px;
  top: 45%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  z-index: 10;
}
.prev:before {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background: url(../img/about/btn6.png);
  background-size: 100% 100%;
  opacity: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.prev .swiper-button-prev {
  position: relative;
  width: 100%;
  height: 100%;
  background: url(../img/about/btn5.png);
  background-size: 100% 100%;
  margin-top: 0;
  top: 0;
  left: 0;
}
.prev .swiper-button-prev:after {
  content: '\e601';
  font-family: iconfont;
  font-size: 30px;
  color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
}
.prev:hover:before {
  left: -10px;
  top: -10px;
  opacity: 1;
}
.next {
  position: absolute;
  width: 60px;
  height: 60px;
  right: -100px;
  top: 45%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  z-index: 10;
}
.next:before {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  right: 0;
  bottom: 0;
  background: url(../img/about/btn4.png);
  background-size: 100% 100%;
  opacity: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.next .swiper-button-next {
  position: relative;
  width: 100%;
  height: 100%;
  background: url(../img/about/btn3.png);
  background-size: 100% 100%;
  margin-top: 0;
  top: 0;
  right: 0;
}
.next .swiper-button-next:after {
  content: '\e683';
  font-family: iconfont;
  font-size: 30px;
  color: #fff;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
}
.next:hover:before {
  right: -10px;
  bottom: -10px;
  opacity: 1;
}
.ctn1 {
  padding: 5vw 0 6vw;
  background: url(../img/about/bg10.jpg) no-repeat;
  background-size: cover;
  overflow: hidden;
}
.ctn1 .text {
  color: #44372d;
  line-height: 1.8;
  text-align: justify;
}
.ctn1 .text p {
  letter-spacing: 2px;
  margin-top: 3vw;
}
.ctn1 .text img {
  width: 100%;
}
.ctn1 .brief ul {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.ctn1 .brief ul li {
  margin-top: 1.5vw;
  width: 31.9%;
  background: url(../img/about/m3.jpg) no-repeat;
  background-size: 100% 100%;
  padding: 2vw;
  position: relative;
  box-shadow: 0px 0px 30px 0px rgba(170, 170, 170, 0.15);
}
.ctn1 .brief ul li:before {
  content: '';
  width: 100%;
  height: 100%;
  background: url(../img/about/m4.jpg) no-repeat;
  background-size: 100% 100%;
  left: 0;
  top: 0;
  position: absolute;
  opacity: 0;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .brief ul li p {
  color: #c0a782;
  letter-spacing: 2px;
  position: relative;
  padding-left: 26px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .brief ul li p:before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #c0a782;
  position: absolute;
  left: 0;
  top: 16px;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn1 .brief ul li p:not(:first-child) {
  margin-top: 10px;
}
.ctn1 .brief ul li:hover:before {
  opacity: 1;
}
.ctn1 .brief ul li:hover p {
  color: #fff;
}
.ctn1 .brief ul li:hover p:before {
  background: #fff;
}
.ctn1 .bottom {
  margin-top: 2vw;
}
.ctn1 .bottom .center {
  display: flex;
  justify-content: space-between;
}
.ctn1 .bottom .center .box {
  display: flex;
  width: calc(100% - 320px);
  height: 60px;
  border: 1px solid #917b59;
  background: #fff;
}
.ctn1 .bottom .center .box .inp {
  width: 40%;
  position: relative;
}
.ctn1 .bottom .center .box .inp img {
  position: absolute;
  left: 24px;
  top: 49%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
}
.ctn1 .bottom .center .box .inp input {
  width: 100%;
  height: 100%;
  border: none;
  padding-left: 56px;
}
.ctn1 .bottom .center .box .inp:nth-child(2) {
  width: 60%;
}
.ctn1 .bottom .center .box .inp:nth-child(2):before {
  content: '';
  width: 1px;
  height: 30px;
  background: #957b54;
  opacity: 0.3;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  -webkit-transform: translateY(-50%);
  -moz-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
}
.ctn1 .bottom .center .btn {
  width: 310px;
  height: 60px;
  background: url(../img/about/btn13.png) no-repeat;
  background-size: 100% 100%;
}
.ctn1 .bottom .center .btn button {
  width: 100%;
  height: 100%;
  border: none;
  background: none;
  letter-spacing: 2px;
  color: #332a24;
  font-weight: bold;
}
.ctn2 {
  padding: 5vw 0;
  background: url(../img/about/bg11.jpg) no-repeat;
  background-size: cover;
  overflow: hidden;
}
.ctn2 .ctn-list {
  margin-top: 3vw;
  position: relative;
}
.ctn2 .ctn-list .swiper {
  overflow: inherit;
}
.ctn2 .ctn-list .swiper .swiper-slide {
  height: 624px;
}
.ctn2 .ctn-list .swiper .swiper-slide:after {
  content: '';
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  position: absolute;
  left: 0;
  top: 0;
  opacity: 1;
  transition: all 0.5s;
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -ms-transition: all 0.5s;
}
.ctn2 .ctn-list .swiper .swiper-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.ctn2 .ctn-list .swiper .swiper-slide-active:after {
  opacity: 0;
}
.ctn2 .ctn-list .swiper-pagination {
  position: relative;
  margin-top: 2.5vw;
  bottom: 0;
}
.ctn2 .ctn-list .swiper-pagination .swiper-pagination-bullet {
  background: #fff;
  opacity: 1;
  border-radius: 4px;
}
.ctn2 .ctn-list .swiper-pagination .swiper-pagination-bullet-active {
  background: #f9d255;
  width: 40px;
}
.ctn3 {
  padding: 5vw 0 6vw;
  background: url(../img/about/bg12.jpg) no-repeat;
  background-size: cover;
  overflow: hidden;
}
.ctn3 .ctn-list {
  position: relative;
  margin-top: 3vw;
  padding-bottom: 7vw;
}
.ctn3 .ctn-list .swiper-slide .tu {
  background: #fff;
  height: 480px;
  box-shadow: 0px 0px 30px 0px rgba(170, 170, 170, 0.15);
  border: 1px solid #f2f2f2;
  padding: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ctn3 .ctn-list .swiper-slide .tu img {
  max-width: 100%;
  max-height: 100%;
}
.ctn3 .ctn-list .swiper-slide h2 {
  color: #47362c;
  text-align: center;
  margin-top: 10px;
}
.ctn3 .ctn-list .prev {
  top: auto;
  transform: translateY(0);
  -webkit-transform: translateY(0);
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  left: 44%;
  bottom: 0;
}
.ctn3 .ctn-list .next {
  top: auto;
  transform: translateY(0);
  -webkit-transform: translateY(0);
  -moz-transform: translateY(0);
  -ms-transform: translateY(0);
  right: 44%;
  bottom: 0;
}
@media screen and (max-width: 1600px) {
  .ctn1 .brief ul li p {
    padding-left: 22px;
  }
  .ctn1 .brief ul li p:before {
    top: 14px;
  }
  .ctn1 .bottom .center .box {
    width: calc(100% - 300px);
  }
  .ctn1 .bottom .center .btn {
    width: 290px;
  }
  .ctn3 .ctn-list .swiper-slide .tu {
    height: 420px;
  }
}
@media screen and (max-width: 1440px) {
  .ctn1 .brief ul li p {
    padding-left: 20px;
  }
  .ctn1 .brief ul li p:before {
    top: 12px;
  }
  .ctn2 .ctn-list .swiper .swiper-slide {
    height: 560px;
  }
  .ctn3 .ctn-list .swiper-slide .tu {
    height: 380px;
  }
}
@media screen and (max-width: 1200px) {
  .prev {
    width: 50px;
    height: 50px;
    left: -76px;
  }
  .prev .swiper-button-prev:after {
    font-size: 20px;
  }
  .prev:hover:before {
    left: -6px;
    top: -6px;
  }
  .next {
    width: 50px;
    height: 50px;
    right: -76px;
  }
  .next .swiper-button-next:after {
    font-size: 20px;
  }
  .next:hover:before {
    right: -6px;
    bottom: -6px;
  }
  .ctn1 .brief ul li p:before {
    top: 10px;
  }
  .ctn1 .bottom .center .box {
    width: calc(100% - 280px);
    height: 54px;
  }
  .ctn1 .bottom .center .btn {
    width: 270px;
    height: 54px;
  }
  .ctn3 .ctn-list {
    padding-bottom: 100px;
  }
  .ctn3 .ctn-list .swiper-slide .tu {
    height: 360px;
  }
}
@media screen and (max-width: 1024px) {
  .ctn1 .brief ul li {
    font-size: 16px;
  }
  .ctn1 .brief ul li p:before {
    top: 10px;
  }
  .ctn2 .ctn-list .swiper .swiper-slide {
    height: 436px;
  }
  .ctn3 .ctn-list .swiper-slide .tu {
    height: 400px;
  }
  .ctn3 .ctn-list .prev {
    left: 42%;
  }
  .ctn3 .ctn-list .next {
    right: 42%;
  }
}
@media screen and (max-width: 768px) {
  .prev {
    width: 40px;
    height: 40px;
  }
  .prev .swiper-button-prev:after {
    font-size: 16px;
  }
  .prev:hover:before {
    left: -4px;
    top: -4px;
  }
  .next {
    width: 40px;
    height: 40px;
  }
  .next .swiper-button-next:after {
    font-size: 16px;
  }
  .next:hover:before {
    right: -4px;
    bottom: -4px;
  }
  .ctn1 {
    padding: 40px 0;
  }
  .ctn1 .text {
    line-height: 1.6;
  }
  .ctn1 .text p {
    margin-top: 20px;
    letter-spacing: 1px;
  }
  .ctn1 .brief ul li {
    width: 100%;
    margin-top: 20px;
    padding: 20px;
    font-size: 14px;
  }
  .ctn1 .brief ul li p {
    padding-left: 18px;
  }
  .ctn1 .brief ul li p:before {
    top: 8px;
  }
  .ctn1 .bottom {
    margin-top: 20px;
  }
  .ctn1 .bottom .center {
    display: block;
  }
  .ctn1 .bottom .center .box {
    display: block;
    width: 100%;
    height: auto;
    border: none;
    background: none;
  }
  .ctn1 .bottom .center .box .inp {
    margin-top: 14px;
    width: 100%!important;
  }
  .ctn1 .bottom .center .box .inp img {
    left: 18px;
  }
  .ctn1 .bottom .center .box .inp input {
    height: 50px;
    border: 1px solid #917b59;
    background: #fff;
    padding-left: 50px;
  }
  .ctn1 .bottom .center .box .inp:nth-child(2) img {
    left: 19px;
  }
  .ctn1 .bottom .center .btn {
    width: 100%;
    height: 50px;
    margin-top: 14px;
  }
  .ctn1 .bottom .center .btn button {
    letter-spacing: 1px;
  }
  .ctn2 {
    padding: 40px 0;
  }
  .ctn2 .ctn-list {
    margin-top: 30px;
  }
  .ctn2 .ctn-list .swiper .swiper-slide {
    height: 220px;
  }
  .ctn2 .ctn-list .prev {
    display: none;
  }
  .ctn2 .ctn-list .next {
    display: none;
  }
  .ctn2 .ctn-list .swiper-pagination {
    margin-top: 14px;
  }
  .ctn2 .ctn-list .swiper-pagination .swiper-pagination-bullet {
    width: 6px;
    height: 6px;
  }
  .ctn2 .ctn-list .swiper-pagination .swiper-pagination-bullet-active {
    width: 30px;
  }
  .ctn3 {
    padding: 40px 0;
  }
  .ctn3 .ctn-list {
    margin-top: 30px;
    padding-bottom: 70px;
  }
  .ctn3 .ctn-list .swiper-slide {
    padding: 2px;
  }
  .ctn3 .ctn-list .swiper-slide .tu {
    height: 320px;
  }
  .ctn3 .ctn-list .prev {
    left: 30%;
  }
  .ctn3 .ctn-list .next {
    right: 30%;
  }
}