body {
  font-family: "Noto Sans SC";
}
.navbar {
  width: 100vw;
  position: fixed;
  top: 0;
  left: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 70px;
  transition: 1s;
  background-color: rgba(0, 0, 0, 0.1);
  box-shadow: 0 5vh 5vh rgba(0, 0, 0, 0.1);
  z-index: 10;
  font-size: 20px;
  color: #fff;
}
.navbar .logo {
  width: 139px;
  margin-left: 238px;
}
.navbar .logo img {
  width: 100%;
}
.navbar .nav {
  display: flex;
  margin-right: 320px;
  height: 100%;
  align-items: center;
}
.navbar .nav .nav_item {
  font-size: 16px;
  font-weight: bold;
  height: 100%;
  display: flex;
  align-items: center;
}
.navbar .nav .nav_item label {
  height: 100%;
  display: flex;
  align-items: center;
  position: relative;
  cursor: pointer;
}
.navbar .nav .nav_item label:after {
  content: '';
  width: 0;
  height: 2px;
  background-color: #e84127;
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  transition: 0.3s linear;
  margin: 0 auto;
}
.navbar .nav .nav_item label:hover:after {
  width: 100%;
}
.navbar .nav .nav_item .nav_container {
  position: absolute;
  width: 100vw;
  left: 0;
  background-color: white;
  color: #707070;
  top: 100%;
  font-size: 15px;
  font-weight: 400;
  display: flex;
  justify-content: center;
  align-items: center;
}
.navbar .nav .nav_item .nav_container .nav_container_item {
  white-space: nowrap;
  height: 0;
  line-height: 60px;
  margin: 0 30px;
  overflow: hidden;
  transition: 0.3s;
}
.navbar .nav .nav_item:hover .nav_container {
  border-top: 1px solid #e2e2e2;
}
.navbar .nav .nav_item:hover .nav_container .nav_container_item {
  height: 60px;
}
.navbar .nav .nav_item:hover {
  color: #e84127;
}
.navbar .nav .active {
  color: #e84127;
  /*border-bottom: 2px solid #e84127;*/
}
.navbar .nav .english_btn {
  background-color: #e84127;
  color: white;
  white-space: nowrap;
  border-radius: 3px;
  cursor: pointer;
  font-size: 16px;
  width: 62px;
  text-align: center;
  height: 30px;
  line-height: 30px;
}
.navbar .nav > div {
  margin-left: 57px;
  cursor: pointer;
}
.navbar .iphone_menu {
  display: none;
  height: 100%;
}
.navbar .PC_menu {
  height: 100%;
}
.navbar:after {
  content: '';
  width: 100%;
  height: 100%;
  position: absolute;
  background-color: white;
  opacity: 0;
  top: 0;
  left: 0;
  z-index: -1;
  transition: 0.5s;
}
.navbar:hover {
  color: #333;
}
.navbar:hover:after {
  opacity: 1;
}
.tip-top {
  width: 100%;
  height: 697px;
  overflow: hidden;
  background: url(../img/contact/US1.jpg) no-repeat center center / cover;
  position: relative;
}
.tip-top .title {
  font-size: 50px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
  color: white;
  font-weight: bold;
  text-shadow: 2px 1px #333;
}
.tip-top .title .line {
  width: 150px;
  height: 5px;
  margin: 20px auto;
  background-color: #e02d31;
}
.product-top {
  width: 100%;
  height: 50vh;
  overflow: hidden;
  background: url(../img/contact/US1.jpg) no-repeat center center / cover;
  position: relative;
}
.product-top .title {
  font-size: 50px;
  position: absolute;
  top: 40%;
  left: 138px;
  transform: translateY(-50%);
  color: white;
  font-weight: bold;
}
.product-top .title .line {
  width: 150px;
  height: 5px;
  margin: 20px 0;
  background-color: rgba(255, 255, 255, 0.5);
}
.product-top .title .text {
  font-size: 16px;
  font-weight: 500;
  max-width: 80%;
  width: 570px;
  line-height: 25px;
  text-align: justify;
}
.footer {
  background-color: #2d3845;
  width: 100vw;
  height: 300px;
  color: white;
  padding: 0 15%;
  position: relative;
  font-size: 16px;
  font-weight: 200;
  white-space: nowrap;
}
.footer .ft-nav ul {
  display: flex;
  list-style: none;
}
.footer .ft-nav ul li {
  margin-right: 30px;
  margin-top: 30px;
  position: relative;
  cursor: pointer;
}
.footer .ft-nav ul li:after {
  content: '';
  width: 1px;
  height: 10px;
  position: absolute;
  top: 0.2vw;
  bottom: 0;
  margin: auto 0 auto 10px;
  background-color: white;
}
.footer .ft-nav ul li:last-child:after {
  content: '';
  width: 0;
  height: 0.6vw;
  position: absolute;
  top: 0.2vw;
  bottom: 0;
  margin: auto 0 auto 10px;
  background-color: white;
}
.footer .ft-info {
  width: 85%;
  margin-top: 30px;
  display: flex;
  justify-content: space-between;
}
.footer .text-info text {
  white-space: nowrap;
}
.footer .address {
  width: 65px;
  height: 30px;
  border-bottom: 2px solid #c00403;
  margin-bottom: 10px;
  word-break: break-all;
  white-space: nowrap;
  /*font-size: 1em;*/
}
.footer .hengLine {
  width: 100vw;
  position: absolute;
  left: 0;
  bottom: 70px;
}
.footer .hengLine img {
  width: 100%;
}
.footer .ft-footer {
  width: 74.2vw;
  height: 70px;
  position: absolute;
  bottom: 0;
  display: flex;
  justify-content: space-between;
}
.footer .er {
  width: 132px;
  height: 132px;
  position: absolute;
  top: 40px;
  right: 8%;
  margin: auto 0;
  text-align: center;
  white-space: nowrap;
}
.footer .er img {
  width: 100%;
}
.btn {
  cursor: pointer;
}
.paging {
  padding: 10px 0 8px;
  margin-bottom: 20px;
}
.paging .box {
  display: flex;
  justify-content: center;
}
.paging input {
  width: 70%;
  outline: none;
}
.paging .icon-left2 {
  font-size: 0.25rem;
}
.paging ul {
  list-style: none;
}
.paging a {
  text-decoration: none;
  color: black;
}
.paging ul li {
  width: 42px;
  height: 42px;
  color: #454444;
  text-align: center;
  line-height: 42px;
  font-size: 14px;
  font-weight: normal;
  border: 0.1vw solid #cccccc;
  margin-right: 0.17rem;
  transform: translateX(-0.17rem);
  cursor: pointer;
  border-radius: 15px;
  background-color: white;
}
.paging li:hover {
  background-color: #e02d31;
}
.paging .pag_page {
  position: relative;
  box-shadow: 0 0.05rem 0.05rem rgba(0, 0, 0, 0);
  background-color: rgba(0, 0, 0, 0);
  width: 60px;
}
.paging .pag_page input {
  width: 50%;
  text-align: center;
}
.paging .pag_page #toPage_btn {
  width: 40px;
  height: 20px;
  font-size: 14px;
  background-color: #e02d31;
  color: white;
  position: absolute;
  bottom: -20px;
  left: 0;
  right: 0;
  margin: 0 auto;
  line-height: 20px;
  border-radius: 5px;
  display: none;
}
.paging ul li:hover a {
  color: white;
}
.paging .active {
  background-color: #e02d31;
}
.paging .active a {
  color: white;
}
@media only screen and (max-width: 1600px) {
  .navbar .logo {
    margin-left: 138px;
  }
  .navbar .nav {
    margin-right: 120px;
  }
}
@media only screen and (max-width: 1300px) {
  .navbar .logo {
    margin-left: 38px;
  }
  .navbar .nav {
    margin-right: 20px;
  }
  .navbar .nav > div {
    margin-left: 17px;
  }
}
@media only screen and (max-width: 960px) {
  .navbar {
    box-shadow: 0 5vh 5vh rgba(0, 0, 0, 0);
    background-color: rgba(0, 0, 0, 0.5);
  }
  .navbar .logo {
    margin-left: 38px;
  }
  .navbar .iphone_menu {
    display: block;
  }
  .navbar .iphone_menu .nav {
    margin-right: 20px;
  }
  .navbar .iphone_menu .icon-megamenu {
    font-size: 30px;
    color: white;
  }
  .navbar .iphone_menu .icon_megamenu_act {
    color: #e84127;
  }
  .navbar .iphone_menu .iphone_nav_box {
    width: 100vw;
    position: absolute;
    left: 0;
    top: 70px;
    background-color: rgba(0, 0, 0, 0.5);
    margin: 0;
    animation: 0.2s menu_Show linear;
    padding: 20px 0;
    color: #fff;
  }
  .navbar .iphone_menu .iphone_nav_box > div {
    margin-left: 20px;
    margin-top: 10px;
  }
  .navbar .iphone_menu .nav_container {
    color: white;
    font-size: 16px;
    text-indent: 2em;
    display: none;
  }
  .navbar .iphone_menu .nav_container .nav_container2 {
    text-indent: 4em;
  }
  .navbar .PC_menu {
    display: none;
  }
  .navbar .nav > div {
    margin-left: 17px;
  }
  .tip-top {
    width: 100%;
    height: 320px;
    background-color: wheat;
    overflow: hidden;
    background-size: cover;
    position: relative;
  }
  .tip-top .title {
    font-size: 20px;
    top: 65%;
    width: 100%;
  }
  .tip-top .title .line {
    width: 80px;
    height: 3px;
  }
  .product-top {
    width: 100%;
    height: 320px;
    background-color: wheat;
    overflow: hidden;
    background-size: cover;
    position: relative;
  }
  .product-top .title {
    font-size: 20px;
    top: 65%;
    width: 100%;
    left: 0;
    text-align: center;
  }
  .product-top .title .line {
    width: 80px;
    height: 3px;
    margin: 10px auto;
  }
  .product-top .title .text {
    text-align: center;
    margin: 0 auto;
    font-size: 14px;
  }
  .footer {
    overflow: hidden;
    height: auto;
    white-space: normal;
    padding: 0;
  }
  .footer .ft-nav ul {
    display: block;
    margin-top: 20px;
    margin-left: 30px;
  }
  .footer .ft-nav ul li {
    margin-top: 10px;
  }
  .footer .ft-nav ul li:after {
    display: none;
  }
  .footer .er {
    top: 20px;
    right: 20px;
    width: 100px;
    height: 100px ;
  }
  .footer .ft-info {
    margin-top: 20px;
    display: block;
    margin-left: 30px;
  }
  .footer .ft-info .text-info {
    margin-top: 20px;
  }
  .footer .hengLine {
    position: static;
    margin: 10px 0;
  }
  .footer .ft-footer {
    display: block;
    position: static;
    height: auto;
    margin: 20px 0;
    margin-left: 30px;
    width: 90%;
  }
  .footer .ft-footer > div {
    margin-bottom: 30px;
  }
  .paging ul li {
    width: 30px;
    height: 30px;
    border-radius: 8px;
    line-height: 30px;
  }
  .paging ul li:hover {
    background-color: white;
  }
  .paging ul li:hover a {
    color: black;
  }
}
@-webkit-keyframes menu_Show {
  0% {
    margin-top: 100%;
  }
  100% {
    margin-top: 0;
  }
}