.nav {
  position: fixed;
  z-index: 999;
  background: #fff;
  width: 100%;
  display: flex;
  align-items: center;
  height: 0.72rem;
  color: #ccc;
  padding: 0 2.15rem;
  border-bottom: 0.06rem solid #d70012;
  box-sizing: content-box;
  box-shadow: 0 0 0.01rem 0 rgba(0, 0, 0, 0.5);
}
.nav .title {
  font-size: 0.24rem;
  display: flex;
  align-items: center;
}
.nav .title .logo {
  width: 1.73rem;
  height: 0.54rem;
}
.nav .links-zone {
  display: flex;
  font-family: MicrosoftYaHei;
  font-size: 0.18rem;
  color: #333;
  opacity: 0.9;
  height: 0.73rem;
  line-height: 0.73rem;
  text-align: center;
  z-index: 9999;
}
.nav .links-zone .links {
  margin: 0 0.2rem;
}
.nav .links-zone .links .link-module {
  position: relative;
  width: max-content;
  display: inline-block;
  height: 0.73rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 0.05rem solid transparent;
  box-sizing: border-box;
  cursor: pointer;
}
.nav .links-zone .links .link-module .arrow {
  display: inline-block;
  background-image: url("../img/nav-arrow-down.png");
  width: 9px;
  height: 5px;
  transition: transform 0.3s;
  margin-left: 5px;
  margin-top: 2px;
}

.nav .links-zone .links .link-module:hover .arrow {
  transform: rotate(180deg);
}
.nav .links-zone .links .link-module:hover .link-list {
  display: block;
}
.nav .links-zone .links .link-module .link-list {
  display: none;
  position: absolute;
  top: 0.73rem;
  left: 0;
  background-color: #fff;
  transition-duration: 0.3s;
  width: 2.5rem;
  text-align: left;
}
.nav .links-zone .links .link-module .link-list .link-item {
  display: block;
  text-decoration: none;
  color: #333;
  line-height: 0.5rem;
  padding: 0 0.1rem;
}
.nav .links-zone .links .link-module .link-list .link-item.active, .nav .links-zone .links .link-module .link-list .link-item:hover {
  cursor: pointer;
  background-color: #FBEFEF;
}

.nav .links-zone div .link {
  width: 1.1rem;
  display: inline-block;
  height: 0.73rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 0.05rem solid transparent;
  text-decoration: none;
  box-sizing: border-box;
}
.nav .links-zone div .link .arrow {
  display: inline-block;
  background-image: url("../img/nav-arrow-down.png");
  width: 9px;
  height: 5px;
  transition: transform 0.3s;
  margin-left: 5px;
  margin-top: 2px;
}

.nav .links-zone div .link.active, .nav .links-zone div .link:hover {
  border-bottom: 0.05rem solid #e67a83;
  color: #d70012;
}

.nav .links-zone div:nth-child(9) .link-module .arrow, .nav .links-zone .links .link-module.active .arrow, .nav .links-zone .links .link-module:hover .arrow {
  background-image: url("../img/nav-arrow-down-red.png");
  color: #d70012;
}
.nav .links-zone div .link.active .arrow, .nav .links-zone div .link:hover .arrow {
  background-image: url("../img/nav-arrow-down-red.png");
  color: #d70012;
  transform: rotate(180deg);
}
.nav .links-zone .links:nth-child(9), .nav .links-zone .links .link-module.active, .nav .links-zone .links .link-module:hover {
  border-bottom: 0.05rem solid #e67a83;
  color: #d70012;
}