.content {
  width: 1350px;
  margin: 0 auto;
}
body {
  min-width: 1450px;
}
img {
  max-width: 100%;
  transition: 0.4s;
}

.fl {
  float: left;
}

.fr {
  float: right;
}

.clear {
  clear: both;
}
header {
  height: 180px;
  padding: 40px 0;
  box-sizing: border-box;
  /* background: url(../img/tussom-PNG.png) no-repeat; */
  background-size: auto 68%;
  background-position: right;
}
header .logo {
  max-width: 300px;
  display: block;
}
header .logo span{
   letter-spacing: 3px;
    font-size: 14px;
    position: relative;
    left: 89px;
    top: -19px; 
}
.content.pc{
 justify-content: space-between;
 display: flex;
 align-items: center;
}
.header_text{
    text-align: center;
}
.header_text p{
    margin-top: 15px;
   font-size: 20px;  
}
.header_text h1{
    font-weight: 600;
   font-size: 26px;
   color: #08718a; 
}
.header_images ul {
 display: flex;
}
.header_images ul li img{
   width: 60px; 
}
header .lan {
  font-size: 24px;
  line-height: 50px;
}
.daohang {
  background: #f0eced;
  height: 65px;
  line-height: 65px;
}
.daohang .yiji {
  display: flex;
  justify-content: space-between;
}
.daohang .yiji .yijilist {
  padding: 0 30px;
  box-sizing: border-box;
  transition: 0.4s;
}
.daohang .yiji .yijilist .yijia {
  font-size: 17px;
  letter-spacing: 1.5px;
  padding-bottom: 5px;
}
.daohang .yiji .yijilist.active {
  position: relative;
  background: #fff;
}
.daohang .yiji .yijilist.active .yijia {
  border-bottom: 2px solid;
}
.daohang .yiji .yijilist:hover {
  background: #fff;
}
.daohang .yiji .yijilist:hover .yijia {
  border-bottom: 2px solid;
}
.searchbg {
  display: none;
  width: 100%;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.6);
  position: absolute;
  top: 0;
  left: 0;
  z-index: 2;
}
.searchbg .seek-input {
  position: relative;
  width: 640px;
  margin: 18px auto 0;
  height: 48px;
  display: flex;
  align-items: center;
  background-color: rgba(255, 255, 255, 0.11);
  border-radius: 47px;
}
.searchbg .seek-input i {
  margin: 0 10px 0 15px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: nowrap;
}
.searchbg .seek-input input {
  /* opacity: 1; */
  /* transform: translateX(0); */
  /* transition: all .48s cubic-bezier(0.48,0.04,0.52,0.96) .24s; */
  width: 100%;
  height: 23px;
  line-height: 19px;
  outline: 0;
  border: 0;
  color: #fff;
  font-size: 16px;
  background-color: transparent;
  font-family: "OPPOSans-Ver2-Regular";
  font-variation-settings: "wght" 550;
}
.searchbg .seek-input input::-webkit-input-placeholder {
  color: #ccc;
  font-size: 15px;
  letter-spacing: 0.5px;
}
.searchbg .searchclose {
  text-align: center;
  margin-top: 20px;
}
.searchbg .searchclose i {
  background: #fff;
  height: 20px;
  width: 20px;
  line-height: 20px;
  text-align: center;
  padding: 10px;
  border-radius: 50%;
}

.daohang .sanji {
  position: relative;
  z-index: 9;
  color: #000;
  display: none;
  background: rgba(255, 255, 255, 0.9);
  justify-content: space-around;
}
.daohang .sanji li {
  width: 100%;
  text-align: center;
  transition: 0.4s;
  box-sizing: border-box;
}
.daohang .sanji li.active {
  background: rgba(0, 0, 0, 0.8);
}
.daohang .sanji li.active a {
  color: #fff;
}
.daohang .sanji li a {
  transition: 0.4s;
  display: block;
}
.daohang .sanji li:hover {
  background: rgba(0, 0, 0, 0.8);
}
.daohang .sanji li:hover a {
  color: #fff;
}
.leibie .title {
  text-align: center;
  padding: 40px 0;
  box-sizing: border-box;
  font-size: 20px;
  letter-spacing: 1px;
  font-weight: bold;
  border-bottom: 1px solid rgb(145, 145, 145);
}
.leibie .prolist {
  margin-top: 30px;
}
.leibie .prolist .list {
  margin-bottom: 30px;
  width: 30%;
  float: left;
  text-align: center;
  margin-right: 5%;
}
.leibie .prolist .list:nth-child(3n) {
  margin-right: 0;
}
.leibie .prolist .list .bt {
  margin-top: 20px;
  font-size: 18px;
}
.leibie .prolist .list img {
  transition: 0.4s;
}
.leibie .prolist .list img:hover {
  transform: scale(1.1);
}
.company .title {
  text-align: center;
  padding: 40px 0;
  box-sizing: border-box;
  font-size: 20px;
  letter-spacing: 1px;
  font-weight: bold;
}
.company .third {
  padding: 0 3%;
  box-sizing: border-box;
  margin: 2% 0;
  margin-bottom: 5%;
  overflow: hidden;
}
.company .third .list {
  font-size: 20px;
  margin-top: 50px;
}
.company .third .list .con {
  display: none;
  font-size: 16px;
  line-height: 28px;
  margin-top: 15px;
}
.company .bigimg {
  height: 630px;
  object-fit: cover;
  overflow: hidden;
}
.company .bigimg img {
  height: 100%;
}
.company .bigimg img:hover {
  transform: scale(1.1);
}
.four {
  border-top: 1px solid rgb(145, 145, 145);
  overflow: hidden;
}
.four .fourlist {
  margin-top: 40px;
}
.four .fourlist .list {
  float: left;
  width: 30.5%;
  margin-right: 4%;
}
.four .fourlist .list:nth-child(3n) {
  margin-right: 0;
}
.four .fourlist .list .img {
  height: 280px;
  overflow: hidden;
}
.four .fourlist .list .img img:hover {
  transform: scale(1.1);
}
.four .fourlist .list .tit {
  font-size: 20px;
  font-weight: 600;
  margin: 20px 0;
}
.four .fourlist .list .con {
  line-height: 24px;
  min-height: 100px;
}
footer {
  margin-top: 40px;
  background: #f0eced;
  padding-top: 30px;
}
footer .nav {
  display: flex;
  justify-content: space-between;
}
footer .nav .navlist a {
  display: block;
  margin: 20px 0;
  text-align: center;
}
footer .nav .navlist .a2 {
  color: #767676;
  font-size: 16px;
}

footer .nav .navlist .a1 {
  font-weight: bold;
  font-size: 20px;
}
footer .bottom {
  color: #5d5d5d;
  border-top: 1px solid rgb(145, 145, 145);
  padding: 20px 0;
  line-height: 28px;
}
.goTop > img {
  width: 50px;
  height: 50px;
  cursor: pointer;
}
.goTop {
  position: fixed;
  right: 20px;
  bottom: 20px;
}
.company .connei {
  font-size: 18px;
  line-height: 32px;
  margin-top: 30px;
}
.aboutfour .title {
  margin-top: 50px;
  font-size: 22px;
  display: inline-block;
  padding-bottom: 10px;
  border-bottom: 1.5px solid;
  margin-bottom: 50px;
}
.aboutfour .list {
  float: left;
  width: 32%;
  margin-right: 2%;
}
.aboutfour .list:nth-child(3n) {
  margin-right: 0;
}
.aboutfour .list .img {
  height: 297px;
  position: relative;
  overflow: hidden;
}
.aboutfour .list .img img {
  transition: 0.4s;
}
.aboutfour .list .img img:hover {
  transform: scale(1.1);
}
.aboutfour .list .img .con {
  position: absolute;
  left: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  width: 100%;
  min-height: 120px;
  padding: 12px;
  color: #fff;
  box-sizing: border-box;
}
.aboutfour .list .img .con .tit {
  font-size: 18px;
}
.aboutfour .list .img .con .conn {
  margin-top: 10px;
  font-size: 14px;
  line-height: 18px;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 4;
  -webkit-box-orient: vertical;
}
.contact .fl {
  width: 85%;
}
.w96 {
  padding-right: 4%;
  box-sizing: border-box;
  border-right: 1px solid #ccc;
}
.contact .fl .tit {
  width: 96%;
  text-align: center;
  height: 100px;
  line-height: 100px;
  font-size: 24px;
  border-bottom: 1px solid #ccc;
}
.contact .fl .con {
  overflow: hidden;
  width: 60%;
  margin: 0 auto;
}
.contact .fl .con .list {
  margin: 18% 0;
}
.contact .fl .con .list .photo {
  float: left;
  width: 25%;
}
.contact .fl .con .list .jianjie {
  float: right;
  letter-spacing: 1px;
  width: 55%;
  line-height: 40px;
  margin-top: 70px;
  font-size: 20px;
}
.contact .fl .lianxi {
  padding: 50px 0;
  border-top: 1px solid #ccc;
}
.contact .fl .lianxi .lianxi2 {
  width: 55%;
  margin: 0 auto;
  line-height: 62px;
  font-size: 18px;
}

.contact .fr {
  box-sizing: border-box;
  width: 15%;
  margin-top: 101px;
  height: 100%;
  padding-left: 2%;
  box-sizing: border-box;
}
.contact .fr a {
  display: block;
  margin: 50px 0;
  font-size: 20px;
}
.contact .fr a:nth-child(1) {
  margin-top: 0;
}
.contact .fr .protit {
  height: 40px;
  line-height: 40px;
  padding-left: 25px;
  box-sizing: border-box;
  background: linear-gradient(to right, rgb(214, 214, 214) 0%, #ffffff 100%);
  margin-bottom: 10px;
}
.contact .fr .prolist a {
  margin: 25px 0;
  font-size: 16px;
  color: rgb(124, 124, 124);
  transition: 0.4s;
}
.contact .fr .prolist a:hover {
  color: #000;
}
.contact .fl .w96 {
  margin-top: 40px;
}

.contact .fl .w96 .prolist .list {
  margin-bottom: 30px;
  width: 30%;
  float: left;
  text-align: center;
  margin-right: 5%;
}
.contact.product .fl .w96 .prolist .list:nth-child(3n) {
  margin-right: 0;
}
.contact .fl .w96 .prolist .list .bt {
  margin-top: 20px;
  font-size: 18px;
}
.contact .fl .w96 .prolist .list img {
  transition: 0.4s;
}
.contact .fl .w96 .prolist .list img:hover {
  transform: scale(1.1);
}

.news .liebie {
  height: 60px;
  line-height: 60px;
  margin: 30px 0;
  display: flex;
  justify-content: space-evenly;
}
.news .liebie a {
  padding: 0 50px;
  transition: 0.4s;
}
.news .liebie a:hover {
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
}
.news .liebie a.active {
  background: rgba(0, 0, 0, 0.8);
  color: #fff;
}
.news .newslist .list {
  transition: 0.4s;
  margin: 40px 0;
  display: block;
}
.news .newslist .list:hover {
  box-shadow: rgb(116, 115, 115) 0 0 22px;
}
.news .newslist .list .fl {
  width: 30%;
  height: 200px;
  overflow: hidden;
}
.news .newslist .list .fl img:hover {
  transform: scale(1.1);
}
.news .newslist .list .fr {
  width: 68%;
}
.news .newslist .list .fr .title {
  margin: 10px 0;
  font-size: 20px;
}
.news .newslist .list .fr .con {
  margin: 20px 0;
  font-size: 16px;
  color: rgb(110, 110, 110);
  height: 100px;
  line-height: 28px;
}
.news .newslist .list .fr .date {
  font-size: 14px;
  color: rgb(133, 133, 133);
}
.detail_title {
  font-size: 24px;
}
.detail {
  margin-top: 20px;
}