body {
  font: 16px/1 "Microsoft Yahei", tahoma, arial, "Hiragino Sans GB", sans-serif;
  color: #303030;
  background: #fff;
}
a {
  color: #9e9e9e;
  text-decoration: none;
  transition: color 0.3s ease-in-out;
}
a:hover {
  color: #303030;
}
.content {
  width: 1400px;
  margin: 0 auto;
  position: relative;
}
.header {
  height: 90px;
}
.header .black {
  opacity: 1;
  transition: all 0.3s ease-in-out;
}
.header .white {
  opacity: 0;
  transition: all 0.3s ease-in-out;
}
.header.home {
  height: 0;
}
.header.home.open .black,
.header.home.expanded .black {
  opacity: 1;
}
.header.home.open .white,
.header.home.expanded .white {
  opacity: 0;
}
.header.home.open .header-content,
.header.home.expanded .header-content {
  background: #fff;
  box-shadow: 0 2px 10px 2px rgba(48, 48, 48, 0.08);
}
.header.home.open .nav dl dt a,
.header.home.expanded .nav dl dt a {
  color: #303030;
}
.header.home.open .search,
.header.home.expanded .search {
  border-color: #9e9e9e;
}
.header.home.open .tel,
.header.home.expanded .tel {
  color: unset;
}
.header.home .black {
  opacity: 0;
}
.header.home .white {
  opacity: 1;
}
.header.home .header-content {
  background: none;
  box-shadow: none;
}
.header.home .nav dl dt a {
  color: #fff;
}
.header.home .search {
  border-color: #fff;
}
.header.home .tel {
  color: #fff;
}
.header .header-content {
  min-height: 90px;
  background: #fff;
  box-shadow: 0 2px 10px 2px rgba(48, 48, 48, 0.08);
  position: fixed;
  left: 0;
  right: 0;
  top: 0;
  z-index: 10;
  transition: all 0.3s ease-in-out;
}
.header .content {
  display: flex;
  justify-content: flex-end;
  padding-top: 35px;
}
.header .logo {
  width: 168px;
  height: 70px;
  position: absolute;
  left: 0;
  top: 10px;
}
.header .logo img {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
}
.header .nav {
  display: flex;
  gap: 20px;
}
.header .nav:hover dl dd {
  height: 50px;
}
.header .nav dl {
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 110px;
}
.header .nav dl dt {
  height: 30px;
  line-height: 30px;
  margin-bottom: 25px;
}
.header .nav dl dt a {
  display: flex;
  align-items: center;
  color: #303030;
  transition: all 0.3s ease-in-out;
}
.header .nav dl dt .icon {
  width: 14px;
  height: 14px;
  position: relative;
  margin-right: 10px;
}
.header .nav dl dt .icon img {
  position: absolute;
  left: 0;
  top: 0;
}
.header .nav dl dd {
  height: 0px;
  overflow: hidden;
  transition: all 0.3s ease-in-out;
}
.header .search {
  display: flex;
  align-items: center;
  width: 180px;
  height: 30px;
  border: 1px solid #9e9e9e;
  border-radius: 12px;
  box-sizing: border-box;
  padding-left: 13px;
  margin-left: 40px;
  transition: all 0.3s ease-in-out;
}
.header .search .icon-search {
  width: 16px;
  height: 16px;
  position: relative;
  margin-right: 12px;
}
.header .search .icon-search img {
  position: absolute;
  left: 0;
  top: 0;
}
.header .search input {
  width: 120px;
  height: 30px;
  line-height: 30px;
  font-size: 16px;
  border: none;
  outline: none;
  background: none;
}
.header .search input::placeholder {
  color: #d2d2d2;
}
.header .tel {
  position: absolute;
  right: 0;
  top: 12px;
  transition: all 0.3s ease-in-out;
}
.footer {
  color: #fff;
  background: #303030 url(../images/common/bg-footer.png) no-repeat center bottom;
}
.footer .content {
  display: flex;
  justify-content: space-between;
  padding-bottom: 44px;
}
.footer .footer-nav {
  display: flex;
  padding: 50px 0 0 40px;
}
.footer .footer-nav .logo {
  width: 150px;
  height: 62px;
  margin: 120px 40px 0 0;
}
.footer .footer-nav .nav {
  display: flex;
}
.footer .footer-nav .nav dl {
  width: 120px;
}
.footer .footer-nav .nav dl dt {
  height: 75px;
  line-height: 75px;
  font-weight: bold;
}
.footer .footer-nav .nav dl dd {
  display: flex;
  align-items: center;
  height: 50px;
}
.footer .footer-nav .nav dl dd:hover::before {
  width: 12px;
  margin-right: 6px;
}
.footer .footer-nav .nav dl dd::before {
  content: "";
  width: 0;
  height: 2px;
  background: #fff;
  transition: all 0.5s ease-in-out;
}
.footer .footer-nav .nav a {
  color: #fff;
}
.footer .contact-content {
  width: 340px;
  padding-top: 40px;
}
.footer .contact-content .tel {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-size: 54px;
  font-family: Arial, Helvetica, sans-serif;
  font-weight: bold;
  white-space: nowrap;
  position: relative;
}
.footer .contact-content .tel .time {
  height: 56px;
  line-height: 56px;
  font-size: 16px;
}
.footer .contact-content .tel .title {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 170px;
  height: 36px;
  font-size: 16px;
  font-weight: normal;
  color: #303030;
  background: #fff;
  border-radius: 18px;
  position: absolute;
  right: 0;
  bottom: -38px;
}
.footer .contact-content .tel .title::before {
  content: "";
  width: 0;
  height: 0;
  border: 6px solid transparent;
  border-bottom-color: #fff;
  position: absolute;
  right: 35px;
  top: -12px;
}
.footer .contact-content .channel {
  display: flex;
  height: 46px;
}
.footer .contact-content .channel li {
  width: 38px;
  height: 38px;
  margin-right: 15px;
  position: relative;
}
.footer .contact-content .channel li img {
  display: block;
  cursor: pointer;
}
.footer .contact-content .channel li img:hover + .qr-code {
  transform: translateX(-50%) scale(1);
}
.footer .contact-content .channel li .qr-code {
  box-shadow: 0 0 21px 9px rgba(6, 109, 109, 0.29);
  background: #fff;
  padding: 5px;
  position: absolute;
  left: 50%;
  top: -110px;
  transform: translateX(-50%) scale(0);
  transition: all 0.3s ease-in-out;
  transform-origin: center bottom;
}
.footer .contact-content .contact dt {
  height: 48px;
  line-height: 48px;
  font-size: 20px;
}
.footer .contact-content .contact dd {
  line-height: 24px;
  margin-bottom: 10px;
  padding-left: 28px;
  position: relative;
}
.footer .contact-content .contact dd img {
  position: absolute;
  left: 0;
  top: 12px;
  transform: translateY(-50%);
}
.footer .contact-content .beian {
  height: 24px;
  line-height: 24px;
}
.footer .contact-content .beian a {
  color: #fff;
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 56px;
  font-size: 20px;
  color: #9e9e9e;
}
.breadcrumb a {
  color: #9e9e9e;
}
.breadcrumb span {
  color: #303030;
}
.banner {
  height: 680px;
  background-position: center top;
  background-repeat: no-repeat;
  background-size: cover;
}
.banner .content {
  padding-top: 125px;
}
.banner .content h3 {
  line-height: 84px;
  font-size: 56px;
  font-weight: bold;
}
.banner .content p {
  line-height: 40px;
  font-size: 24px;
  font-family: Arial, Helvetica, sans-serif;
}
@keyframes time-line-dot {
  0% {
    box-shadow: 0 0 0px #00b4b4;
  }
  25% {
    box-shadow: 0 0 10px #00b4b4;
  }
  50% {
    box-shadow: 0 0 20px #00b4b4;
  }
  75% {
    box-shadow: 0 0 10px #00b4b4;
  }
  100% {
    box-shadow: 0 0 0px #00b4b4;
  }
}
@keyframes time-line-scale {
  0% {
    transform: translateX(-50%) scale(1);
  }
  50% {
    transform: translateX(-50%) scale(1.1);
  }
  100% {
    transform: translateX(-50%) scale(1);
  }
}