.tanchu {
  width: 100%;
  height: 0;
  padding-bottom: 0;
  transition: all 0.5s ease;
  background: rgba(0, 0, 0, 0.8);
  overflow: hidden;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 9999;
}
.tanchu .t_content {
  background: rgba(255, 255, 255, 0.8);
  width: 80%;
  height: 80vh;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  box-sizing: border-box;
  padding: 2.5rem;
  overflow: hidden;
  overflow-y: scroll;
}
.tanchu .t_content p {
  font-size: 1.125rem;
  color: #000;
  line-height: 1.8;
  font-weight: 100;
  text-align: left;
  margin-bottom: 1rem;
}
.tanchu .close {
  position: absolute;
  top: 0;
  right: 0;
  background-color: #afe226;
  padding: 16px;
  cursor: pointer;
}
/*本地字体引用*/
@font-face {
  font-family: "MyFont";
  src: url("../fonts/douyin.otf") format("opentype");
  font-weight: normal;
  font-style: normal;
}
.w100 {
  width: 100%;
}
.w90 {
  width: 90%;
  overflow: hidden;
  margin: 0 auto;
}
.h992 {
  display: block;
}
.s992 {
  display: none;
}
.pageList {
  margin-top: 2.5rem;
  padding-bottom: 6.25rem;
}
.pageList dl {
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
}
.pageList dl dd {
  display: inline-block;
  border: 1px solid #ccc;
  width: 2.5rem;
  height: 2.5rem;
  margin: 0 2px;
}
.pageList dl dd a {
  display: block;
  width: 100%;
  height: 100%;
  font-size: 0.875rem;
  color: #333;
  line-height: 2.5rem;
  font-weight: normal;
  text-align: center;
}
.n_nav_list {
  width: 100%;
  height: 4.375rem;
  line-height: 4.375rem;
  border-bottom: 2px solid #f0f0f0;
  background-color: #fff;
  overflow: hidden;
}
.n_nav_list .n_nav_list_center .left {
  float: left;
}
.n_nav_list .n_nav_list_center .left .flex {
  overflow: hidden;
}
.n_nav_list .n_nav_list_center .left .flex li {
  position: relative;
  float: left;
  font-size: 1.125rem;
  padding: 0 2.5rem;
  cursor: pointer;
}
.n_nav_list .n_nav_list_center .left .flex li::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  right: 50%;
  height: 2px;
  background: #000;
  -moz-transition: all 0.5s ease 0s;
  -ms-transition: all 0.5s ease 0s;
  -o-transition: all 0.5s ease 0s;
  -webkit-transition: all 0.5s ease 0s;
  transition: all 0.5s ease 0s;
}
.n_nav_list .n_nav_list_center .left .flex li::after {
  content: "";
  position: absolute;
  width: 1px;
  height: 0.75rem;
  background: #dddddd;
  left: 0;
  top: 50%;
  margin-top: -0.375rem;
}
.n_nav_list .n_nav_list_center .left .flex li a {
  font-size: 1rem;
  color: #000;
  font-weight: bold;
}
.n_nav_list .n_nav_list_center .right {
  float: right;
}
.n_nav_list .n_nav_list_center .right .home {
  overflow: hidden;
}
.n_nav_list .n_nav_list_center .right .home .index {
  color: #000;
  font-size: 0.9375rem;
}
.n_nav_list .n_nav_list_center .right .home span {
  font-size: 0.9375rem;
}
.n_nav_list .n_nav_list_center .right .home span a {
  color: #999;
}
.n_banner {
  width: 100%;
  height: 76vh;
  overflow: hidden;
  position: relative;
}
.n_banner .img img {
  width: 100%;
  object-fit: cover;
  position: absolute;
  left: 50%;
  top: 0;
  animation: n_bannerScale 4s 1;
  transform: translateX(-50%) scale(1);
}
.n_banner .text {
  position: absolute;
  left: 0;
  bottom: 0;
  height: 100%;
  width: 100%;
  z-index: 2;
  display: flex;
  justify-content: flex-start;
  align-items: flex-end;
  flex-wrap: wrap;
}
.n_banner .text .w90 {
  margin-bottom: 6.25rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.n_banner .text .w90 .left {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}
.n_banner .text .w90 .left a {
  padding: 1rem 2rem;
  font-size: 1.125rem;
  color: #fff;
  line-height: 1;
  font-weight: 600;
  text-align: left;
  display: block;
  border-radius: 0.25rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  margin-left: 0.25rem;
  background-color: rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(0.5rem);
}
.n_banner .text .w90 .right p {
  font-size: 1rem;
  color: #fff;
  line-height: 1;
  font-weight: 600;
  text-align: left;
}
.n_banner .text .w90 .right > div {
  margin: 1rem auto 0;
  width: 3.75rem;
  height: 3.75rem;
  border-radius: 1.875rem;
  border: 1px solid rgba(255, 255, 255, 0.8);
  line-height: 3.75rem;
  text-align: center;
}
.n_banner .text .w90 .right > div i {
  color: #fff;
  font-size: 1rem;
  display: block;
  transform: rotate(90deg);
  animation: mouseUpDown 2s infinite;
}
@keyframes n_bannerScale {
  0% {
    transform: translateX(-50%) scale(1.1);
  }
  100% {
    transform: translateX(-50%) scale(1);
  }
}
@keyframes mouseUpDown {
  0% {
    transform: translate(0%, -16%) rotate(90deg);
    -webkit-transform: translate(0%, -16%) rotate(90deg);
    opacity: 0;
  }
  40% {
    opacity: 1;
  }
  60% {
    opacity: 1;
  }
  80% {
    opacity: 0;
  }
  100% {
    transform: translate(0%, 16%) rotate(90deg);
    -webkit-transform: translate(0%, 16%) rotate(90deg);
    opacity: 0;
  }
}
@keyframes rotateAll {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
.icon {
  width: 0.5rem;
  height: 0.5rem;
  background: #be0000;
  text-align: center;
  line-height: 5rem;
  border-radius: 50%;
  position: absolute;
  top: 0.5625rem;
  left: 0;
  right: 0;
  margin: 0 auto;
  z-index: 9;
}
.animate-wave {
  width: 2.125rem;
  height: 2.125rem;
  position: absolute;
  top: -4px;
  left: 0;
  right: 0;
  margin: 0 auto;
}
@keyframes opac {
  from {
    opacity: 1;
    width: 0;
    height: 0;
    top: 50%;
    left: 50%;
  }
  to {
    opacity: 0;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
  }
}
@-webkit-keyframes opac {
  from {
    opacity: 1;
    width: 0;
    height: 0;
    top: 50%;
    left: 50%;
  }
  to {
    opacity: 0;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
  }
}
.animate-wave * {
  background: #be0000;
  position: absolute;
  border-radius: 50%;
  animation: opac 6s infinite;
}
.animate-wave .w2 {
  animation-delay: 1s;
}
.animate-wave .w3 {
  animation-delay: 2s;
}
.animate-wave .w4 {
  animation-delay: 3s;
}
.animate-wave .w5 {
  animation-delay: 4s;
}
.animate-wave .w6 {
  animation-delay: 5s;
}
@media screen and (max-width: 992px) {
  .w90 {
    width: 95%;
  }
  .h992 {
    display: none;
  }
  .s992 {
    display: block;
  }
  .n_banner {
    margin-top: 4rem;
    height: 24vh;
  }
  .n_banner .img img {
    width: 120%;
  }
  .n_banner .text .w90 .left {
    font-size: 1.125rem;
    display: none;
  }
  .n_banner .text .w90 .right {
    display: none;
  }
  .n_banner .text .w90 {
    padding-bottom: 1rem;
    margin-bottom: 1rem;
  }
}