.w {
  width: 1640px;
  margin: 0 auto;
}
a {
  color: #333;
  text-decoration: none;
  cursor: pointer;
}
div {
  box-sizing: border-box;
}
button,
input {
  border: none;
  outline: none;
}

main #brand_iconfont {
  position: absolute;
  top: 4px;
  right: 5px;
  display: block;
  font-size: 16px;
  color: #353535;
}
button {
  cursor: pointer;
}
section {
  box-sizing: border-box;
}
nav,
header {
  box-sizing: border-box;
}
ul,
ol {
  list-style-type: none;
}
* {
  margin: 0;
  padding: 0;
}
img {
  width: 100%;
  height: 100%;
}
.logo {
  vertical-align: middle;
}
video {
  width: 100%;
}
.one {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.two {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.eight {
  overflow: hidden;
  text-overflow: ellipsis;
  display: -webkit-box;
  -webkit-line-clamp: 8;
  -webkit-box-orient: vertical;
}

a:hover {
  text-decoration: none;
}
i {
  font-style: normal;
}
.about_video {
  height: 100%;
  width: 100%;
  object-fit: cover;
}
header {
  width: 100%;
  z-index: 9;
  height: 80px;
  line-height: 80px;
  position: absolute;
  top: 0;
  left: 0;
}

header .header_logo {
  width: 142px;
  height: 38px;
}
header nav {
  width: 100%;
  height: 80px;
  display: flex;
  justify-content: space-between;
}
header nav > ul {
  display: flex;
  height: 100%;
}
header nav > ul > li {
  margin-left: 36px;
}
header nav > ul > li a {
  position: relative;
  color: #ffffff;
}
header nav > ul > li span {
  display: inline-block;
}
header nav > ul > li span .reset {
  cursor: pointer;
}
header nav > ul > li a:first-child {
  padding-bottom: 10px;
}

main  .loading_more {
  cursor: pointer;
  width: 100%;
  height: 60px;
  background: #f6f8fc;
  text-align: center;
  line-height: 60px;
  margin: 30px 0;
}
main .loading_more > span {
  font-size: 20px;
  color: #666666;
  line-height: 60px;
}
.on:after {
  content: "";
  bottom: 0;
  position: absolute;
  display: block;
  width: 100%;
  height: 1px;
  background: #fff;
  transition: all 0.4s;
}
header .right-side li > a {
  font-size: 16px;
  color: #fff;
  line-height: 36px;
  position: relative;
}
span {
  color: #1a1a1a;
  font-size: 16px;
}
.login {
  cursor: pointer;
  display: inline-block;
  width: 64px;
  height: 32px;
  line-height: 32px;
  border-radius: 4px;
  color: #ffffff;
  margin-right: 22px;
  background: #d70c19;
}
.login:hover {
  opacity: 0.6;
}
.reset:hover {
  color: #d70c19 !important;
}
.header_tel {
  display: inline-block;width: 14px;height: 14px;color: #fff;    margin-right: 10px;
}
.tel_num:hover .header_tel {
  color: #d70c19;
}
.tel_num:hover{
  color: #d70c19;
}
.vertical {
  width: 1px;
  height: 24px;
  margin: auto 0 auto 36px;
  background: #fff;
}
.goTop {
  z-index: 999999;
  cursor: pointer;
  padding: 1%;
  display: none;
  position: fixed;
  right: 2%;
  bottom: 2%;
  color: #ccc !important; 
  font-size: 60px !important
}
.header_tel {
  display: inline-block;
  width: 14px;
  height: 14px;
  color: #fff;
}
.fixed {
  position: fixed;
  top: 0;
  left: 0;
  box-shadow: 22px 0px 16px 0px rgb(0 0 0 / 5%);
  line-height: 80px;
  background-color: #fff;
  transition: all 0.55s ease;
}
.fixed .hvr-underline-from-left:before {
  background: #000;
}
.fixed .on:after {
  background: #000;
}
.fixed .reset:hover {
  color: #d70c19;
}
.menu {
  cursor: pointer;
  display: none;
  margin: auto 0;
  cursor: pointer;
}
.menu #icon_1 {
  color: #1a1a1a;
}
.menu #icon_2 {
  color: #1a1a1a;
}

.two_menu {
  display: none;
  margin-right: 0;
  position: fixed;
  display: flex;
  flex-direction: column;
  top: 80px;
  right: 0;
  width: 65%;
  height: 100vh;
  flex-wrap: wrap;
  align-content: flex-start;
  z-index: 100;
  transform: translate3d(100%, 0px, 0px);
  transition: all 0.65s ease-in-out 0s;
  background-color: #fff;
}
.menu_active {
  display: block;
  transform: translate3d(0px, 0px, 0px);
  right: 0;
}
.two_menu li {
  width: 100%;
  height: 60px;
  line-height: 60px;
  padding: 0 20px;
  text-align: left;
  border-bottom: 1px solid #ccc;
}
.two_menu li a {
  color: rgb(0, 0, 0) !important;
  font-size: 18px;
}
/* footer */

.down_bg {
  width: 100%;
  background-color: #fff;
}
.down .down_left {
  display: flex;
  justify-content: space-between;
  padding-bottom: 37px;
  border-bottom: 1px solid #ccc;
}

.down .down_left .ul {
  display: flex;
  width: 64%;
}

.down .down_left .ul ul {
  width: 70%;
  font-size: 16px;
}
.down .down_left .ul li {
  margin-bottom: 20px;
}
.down .down_left .ul li a {
  font-size: 16px;
  color: #666666;
}
.down .down_left .ul li a:hover {
  color: #d70c19;
}
.down .down_left .ul li:nth-child(1) a {
  font-size: 24px;
  color: #1a1a1a;
}
.down .teldiv {
  width: 27%;
  padding-left: 6%;
}
.down .teldiv .hot_line {
  font-size: 24px;
  color: #353535;
}
.down .teldiv .tel {
  cursor: none;
  display: block;
  font-size: 40px;
  font-weight: bold;
  color: #d70c19;
  margin: 20px 0;
}
.down .teldiv .time {
  display: block;
  font-size: 16px;
  color: #353535;
  margin-bottom: 28px;
}
.down .qrcode {
  display: flex;
  justify-content: space-around;
  text-align: center;
}
.down .qrcode .qr_left {
  margin-right: 20px;
}
.down .qrcode .qr_img {
  width: 140px;
  height: 140px;
  margin-bottom: 20px;
}
.down .qrcode .qr_link {
  font-size: 12px;
  color: #888888ff;
  display: inline-block;
  margin-bottom: 49px;
}
.down .online {
  width: 200px;
  height: 40px;
  line-height: 40px;
  background: #4470d5;
  border-radius: 20px;
  display: block;
  color: #fff;
  background-color: #4470d5ff;
  font-size: 16px;
  text-align: center;
}
.down .down_copy {
  font-size: 16px;
  color: #888888;
  margin-top: 60px;
  margin-bottom: 40px;
  display: flex;
  justify-content: space-between;
}
.down_copy .copy_left {
  color: #888888ff;
}
.down_copy .copy_left .copy a {
  font-size: 16px;
  color: #888888ff;
}
.down_copy .copy_left .flex {
  display: flex;
  justify-content: space-between;
  width: 100%;
}
.down_copy .gs {
  width: 34px;
  height: 46px;
  margin: auto 7px auto 0;
}
.down_copy .copy_left .address {
  margin: 15px 0;
}
.down_copy .copy_left .links {
  display: flex;
}
.down_copy .copy_left .link {
  display: flex;
}
.down_copy .copy_left .link li a {
  color: #888888ff;
}
.down_copy .copy_left .link li {
  margin: 0 10px;
}
/* 横线部分 */
.in_to {
  margin-top: 19px;
  display: flex;
  height: 4px;
}
.in_to .in {
  height: 100%;
  background-color: #4470d5;
}
.in_to .to {
  height: 100%;
  background-color: #2d3791;
}
/* waht部分 */

.what {
  background-color: #fff;
  width: 100%;
}
.what .we {
  padding-top: 100px;
  padding-bottom: 100px;
  display: flex;
  justify-content: space-between;
}
.what .we_top {
  padding-top: 0;
}
.what .we .we_left {
  width: 55%;
}
.what .we .we_left .are {
  display: flex;
}
.what .we .we_left .are .do {
  margin-right: 18%;
  font-size: 40px;
  font-weight: bold;
  color: rgba(26, 26, 26, 0);
  line-height: 28px;
  -webkit-text-stroke: 1px #353535;
}
.what .we .we_left .china {
  font-size: 24px;
  font-weight: bold;
  color: #1a1a1a;
  margin: 19px 0 59px;
}
.what .we .we_left .use {
  font-size: 40px;
  font-weight: 400;
  color: #d70c19;
}
.what .we .we_left .what_text {
  font-size: 16px;
  font-weight: 400;
  color: #888888;
  line-height: 1.8;
  margin: 58px 0 95px;
  text-align: justify;
}
.what .we .we_left .what_count {
  display: flex;
  width: 100%;
  justify-content: space-around;
}
.what .we .we_left .what_count .author .auth {
  font-size: 48px;
  font-family: Arial;
  font-weight: bold;
  color: #1a1a1a;
}
.what .we .we_left .what_count .author .auth > span {
  font-size: 60px;
  font-family: Arial;
  font-weight: bold;
  color: #1a1a1a;
}
.what .we .we_left .what_count .author .power {
  font-size: 16px;
  color: #888888;
  text-align: center;
}
.what .we .we_left .what_count .shu {
  width: 1px;
  height: 84px;
  background: #cccccc;
  border-radius: 1px;
}
main .what .we .we_r {
  width: 700px;
  height: 440px;
  margin-top: 60px;
  box-shadow: 20px 20px 0px -3px #d70c19;
  position: relative;
}
main .what .we .we_r .about_video {
}
main .what .we .we_r .about_play {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 999;
}
main .what .we .we_r .about_icon {
  font-size: 72px;
  color: #ffffffff;
  opacity: 0.6;
  cursor: pointer;
}
/* 标题· */
main .arrive_tit {
  position: relative;
  width: 144px;
}
main .arrive {
  margin-bottom: 140px;
}
main .arrive_tit .arrive_eng {
  position: absolute;
  top: -56px;
  left: 0;
  font-size: 92px;
  color: #000000;
  opacity: 0.05;
}
main .arrive_tit .arrive_name {
  font-size: 36px;
  color: #1a1a1a;
}
/* serve */

main .serve {
  background-color: #fff;
  margin: 40px 0 100px 0;
}
main .serve_case {
  background: #f6f8fc;
  padding: 60px 80px;
}
main .serve .keep {
  text-align: center;
  font-size: 24px;
  color: #1a1a1a;
}
main .serve .keep_list {
  display: flex;
  justify-content: space-between;
}
main .serve .keep_list li {
  display: flex;
}
main .serve .keep_list li figure {
  width: 72px;
  height: 72px;
  margin-right: 19px;
  line-height: 72px;
}
main .serve .keep_list li .list_num {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
main .serve .keep_list li .list_num .keep_count span {
  font-size: 40px;
  font-weight: bold;
  color: #1a1a1a;
}
main .serve .keep_list li .list_num .keep_desc {
  font-size: 20px;
  color: #666666;
}
/* cli_banner */
main .cli_banner {
  position: relative;
}
main .cli_banner .banner_text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  text-align: center;
}
main .cli_banner .banner_text .text1 {
  font-size: 60px;
  font-weight: bold;
  color: #ffffff;
  margin-bottom: 20px;
}
main .cli_banner .banner_text .text2 {
  font-size: 40px;
  color: #ffffff;
}
.news_banner {
  position: relative;
}
/* 对外投资 */

main .invert_case_r {
  width:50%;
}
main .invert_case_r figure {
width: 100%;
}
main .invert_case_r .invert_desc {
  font-size: 18px;
  color: #565656;
  line-height: 1.8;
  text-align: justify;
padding: 20px 30px 30px 30px;
  background-color: #fff;
}