header {
  box-sizing: border-box;
  width: 100%;
  position: fixed;
  background-color: #fff;
  left: 0;
  top: 0;
  z-index: 9999;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
header .pchead {
  padding-left: 3%;
  box-sizing: border-box;
  display: flex;
  justify-content: space-between;
  position: relative;
  align-items: center;
}
header .pchead .pclogo {
  width: 20%;
  object-fit: contain;
}
header .pchead .pcnav {
  width: 50%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header .pchead .pcnav .litnav {
  flex-direction: column;
}
header .pchead .pcnav .litnav .biga {
  text-decoration: none;
  font-size: 18px;
  line-height: 80px;
  color: #333333;
  padding: 0vw;
  transition: all 0.5s ease;
  position: relative;
}
header .pchead .pcnav .litnav .biga::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: auto;
  bottom: -30px;
  width: 0;
  margin: 0 auto;
  transition: all ease 0.3s;
  background: #d50000;
  height: 2px;
  z-index: 1;
}
header .pchead .pcnav .litnav .twnav {
  visibility: hidden;
  display: flex;
  opacity: 0;
  padding: 2% 3%;
  position: absolute;
  width: 100vw;
  height: 0;
  justify-content: space-between;
  box-sizing: border-box;
  left: 0;
  align-items: center;
  background: #f0f4f9;
  backdrop-filter: blur(0px);
}
header .pchead .pcnav .litnav .twnav .left {
  width: 70%;
}
header .pchead .pcnav .litnav .twnav .left h3 {
  display: block;
  font-size: 26px;
  line-height: 26px;
  color: #333;
  font-weight: bold;
  margin-bottom: 20px;
}
header .pchead .pcnav .litnav .twnav .left .jian {
  font-size: 14px;
  line-height: 1.8;
  color: #777;
  margin-bottom: 15px;
}
header .pchead .pcnav .litnav .twnav .left .trenav {
  display: flex;
  flex-wrap: wrap;
  padding: 10px 0;
}
header .pchead .pcnav .litnav .twnav .left .trenav a {
  width: 40%;
  display: flex;
  font-size: 15px;
  padding: 5px 0;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #ccc;
  margin-right: 5%;
}
header .pchead .pcnav .litnav .twnav .left .trenav a:hover {
  color: #d50000;
  border-bottom: 1px solid #d50000;
}
header .pchead .pcnav .litnav .twnav .left .trenav a:hover .p_jtIcon {
  fill: currentColor;
}
header .pchead .pcnav .litnav .twnav .right {
  width: 26%;
  height: 250px;
  overflow: hidden;
  border-top-left-radius: 50px;
  border-bottom-right-radius: 50px;
}
header .pchead .pcnav .litnav .twnav .right img {
  width: 100%;
  height: auto;
  transition: all 0.8sease 0.1s;
  border-top-left-radius: 50px;
  border-bottom-right-radius: 50px;
}
header .pchead .pcnav .litnav:hover > .twnav {
  height: auto;
  visibility: visible;
  opacity: 1;
}
header .pchead .pcnav .active .biga::after {
  width: 50%;
}
header .pchead .pcnav .litnav:hover > .biga::after {
  width: 50%;
}
header .pchead .center {
  width: 13%;
  display: flex;
  color: #d50000;
  align-items: center;
  justify-content: space-between;
}
header .pchead .center .icon {
  width: 30px;
  height: 30px;
  fill: #d50000;
}
header .pchead .center p {
  font-weight: 700;
  font-size: 24px;
}
header .pchead .searcha {
  width: 80px;
  height: 80px;
  display: flex;
  justify-content: center;
  align-items: center;
  background: #d50000;
}
header .pchead .searcha .seaicon {
  fill: #fff;
}
header .phone {
  display: none;
}
@media screen and (max-width: 1280px) {
  header .pchead .pcnav .litnav .biga {
    font-size: 15px;
  }
  header .pchead .center {
    width: 15%;
  }
  header .pchead .center .icon {
    height: 20px;
    width: 20px;
  }
  header .pchead .center p {
    font-size: 14px;
  }
  header .pchead .searcha {
    width: 65px;
  }
}
@media screen and (max-width: 970px) {
  header .pchead {
    display: none;
  }
  header .phone {
    display: flex !important;
    width: 100%;
    box-sizing: border-box;
    background-color: #fff;
    align-items: center;
    padding: 20px 5%;
    justify-content: space-between;
    box-shadow: 0px 2px 2px rgba(0, 0, 0, 0.2);
  }
  header .phone .phlogo {
    font-size: 0;
  }
  header .phone .phlogo img {
    width: 180px;
  }
  header .phone .phright {
    display: flex;
    align-items: center;
  }
  header .phone .phright .searcha {
    margin-right: 20px;
  }
  header .phone .phright .searcha svg {
    fill: #e50000;
  }
  header .phone #elementToHide {
    z-index: 99999;
    position: absolute;
    top: 0;
    background: #333;
    width: 100vw;
    height: 100vh !important;
  }
  header .phone #elementToHide .header {
    padding: 4%;
    display: flex;
    justify-content: space-between;
  }
  header .phone #elementToHide .header span {
    color: #fff;
    font-size: 2.6875rem;
  }
  header .phone #elementToHide .header img {
    height: 100%;
  }
  header .phone #elementToHide nav {
    padding: 4%;
    box-sizing: border-box;
    margin: 0;
    display: flex !important;
    background-color: #fff;
    flex-direction: column;
    width: 100%;
  }
  header .phone #elementToHide nav ul {
    flex-direction: column;
  }
  header .phone #elementToHide nav ul li {
    display: flex;
    justify-content: space-between;
    border-bottom: 1px solid;
    align-items: center;
    font-size: 5rem;
    margin-bottom: 2%;
  }
  header .phone #elementToHide nav ul li img {
    width: 5%;
    height: 23.125rem;
  }
  header .phone #elementToHide nav ul li > ::before {
    position: absolute;
    content: "";
    display: none !important;
  }
  header .phone #elementToHide nav ul li:hover > ::before {
    opacity: 1;
  }
  header .phone #elementToHide nav ul li:hover > a {
    color: #000;
  }
  header .htmleaf-container {
    display: block !important;
  }
}