@charset "utf-8";

* {
  margin: 0;
  padding: 0
}

table {
  border-collapse: collapse
}

a {
  text-decoration: none;
}

a:focus,
a:hover {
  text-decoration: none;
}

a:focus {
  outline: 0
}

p {
  margin: 0
}

ol,
ul {
  margin: 0
}

ul li {
  list-style: none;
}

.h1,
.h2,
.h3,
.h4,
.h5,
h1,
h2,
h3,
h4,
h5 {
  margin: 0
}

::-webkit-scrollbar {  
  display: none;
}

html {
  height: 100%
}

body {
  position: relative;
  height: 100%;
  min-width: 320px;
  font-family: Arial, "微软雅黑";
  background-color: #000;
}

.container1 {
  width: 1260px;
  margin: 0 auto;
  overflow: hidden;
}

#hmpage {
  opacity: 0;
  -webkit-opacity: 0
}

.section {
  overflow: hidden;
  height: 100%;
}

.mbox1Bg {
  background-color: #e9e9e9;
}

.mbox2Bg {
  background-color: #000;
}

.mbox2Bg2 {
  background-color: #000;
}

.mbox2Bg3 {
  background-color: #000;
}

/* header */
.header {
  width: 100%;
  transition: background-image 0.3s ease;
  position: relative;
  opacity: 1;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 99999999999999;
}

.header_top {
  width: 1260px;
  height: 120px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.header_top .logo {
  width: 46px;
  height: 46px;
  overflow: hidden;
}

.header_top .logo img {
  width: 100%;
}

.header_top .nav_btn {
  width: 26px;
  cursor: pointer;
}

.nav_btn span{
  display: block;
  width: 100%;
  height: 3px;
  background-color: #fff;
  margin-bottom: 5px;
  border-radius: 1px;
}

.nav_box {
  width: 1260px;
  height: calc(100vh - 210px);
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, 0);
}

.nav_list {
  width: 100%;
  height: calc(100% - 120px);
  display: flex;
  align-items: center;
  justify-content: left;
}

.nav_list ul li {
  height: 72px;
  line-height: 72px;
  display: flex;
  align-items: center;
}

.nav_list ul li a {
  display: block;
  width: 146px;
  font-size: 22px;
  line-height: 24px;
  color: #fff;
  font-weight: 600;
  text-align: center;
}

.nav_list ul li a:hover {
  width: 142px;
  text-decoration: none;
  border-left: 4px solid #0005c2;
}

.com_info {
  width: 1260px;
  position: absolute;
  top: calc(100vh - 210px);
  left: 50%;
  transform: translate(-50%, 0);
}

.com_info p {
  color: #fff;
  font-size: 16px;
}

/* banner */
.banner {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-repeat: no-repeat;
  position: relative;
}

.banner_box {
  width: 1550px;
  color: #fff;
  display: flex;
  justify-content: space-between;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, calc(-50% + 60px));
}

.banner_box_left {
  width: 660px;
}

.banner_box_img img {
  width: 100%;
}

.banner_box_img1 img {
  margin-top: 30px;
}

.banner_tit_en {
  font-size: 98px;
  font-weight: 700;
}

.banner_tit_cn {
  font-size: 32px;
  font-weight: 500;
}

.letter-spacing {
  letter-spacing: 27px;
}

.banner_txt_cn {
  margin-top: 15px;
  font-size: 22px;
  font-weight: 500;
  line-height: 1.8;
}

.banner_box_right {
  width: 420px;
}

.banner_ico {
  margin: 35px 0;
}

.banner_ico a {
  display: inline-block;
  width: 54px;
  height: 54px;
  margin-right: 20px;
}

.banner_ico a img {
  width: 100%;
  height: 100%;
}

.about_btn a {
  display: block;
  width: 250px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  background: #0005c2;
  color: #fff;
  font-size: 16px;
  border-radius: 25px;
}

.about_btn a:hover {
  background: #020688;
  color: #fff;
  text-decoration: none;
}

/* 案例 */
.case {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center center;
  /* position: relative; */
  display: flex;
  align-items: center;
  justify-content: center;
}

.case_box {
  width: 1260px;
  height: 620px;
  display: flex;
  align-items: center;
  justify-content: center;
  /* background: #191919;
  opacity: 0.9; */
  /* position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%); */
  /* box-shadow: 0px 0px 10px 10px #191919; */
}

.case_info {
  width: 1040px;
  margin: 0 auto;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
}

.case_info_q {
  font-size: 20px;
  font-family: 500;
  margin-top: 100px;
}

.case_info_tit {
  font-size: 32px;
  margin: 60px 0 30px 0;
}

.case_info_txt {
  font-size: 16px;
  line-height: 1.6;
}

.case_btn a {
  display: block;
  width: 250px;
  height: 50px;
  line-height: 50px;
  text-align: center;
  background: #0005c2;
  color: #fff;
  font-size: 16px;
  border-radius: 25px;
  /* margin-top: 80px; */
}

.case_btn a:hover {
  background: #020688;
  color: #fff;
  text-decoration: none;
}

.case_list{
  /* position: absolute; */
  /* top: 50%;
  left: 50%;
  transform: translate(-50%, -50%); */
  width: 100%;
  height: 100vh;
  /* height: calc(100vh - 120px); */
  /* margin-top: 90px; */
  padding: 0 140px;
  background-color: #000000;
  overflow-y: auto;
}

.case_list ul {
  display: flex;
  width: 100%;
  height: calc(100% - 36px);
  flex-wrap: wrap;
  justify-content: left;
}

.case_list ul li {
  width: calc(33.33% - 48px);
  margin: 24px;
  float: left;
  position: relative;
  transition: background-color 0.3s;
}

.case_list ul li img {
  width: 100%;
}

.case_list ul li div {
  display: none;
  width: 100%;
  color: #fff;
  font-size: 24px;
  font-weight: 600;
}

.case_list ul li:hover::after {  
  content: "";  
  position: absolute;  
  top: 0;  
  left: 0;  
  right: 0;  
  bottom: 0;  
  background-color: rgba(0, 0, 0, 0.5); /* 透明的黑色背景 */  
  z-index: 1; /* 确保它在 img 上面 */  
  pointer-events: none; /* 防止伪元素干扰鼠标事件 */  
}

.case_list ul li:hover div {
  display: block;
  position: absolute;
  left: 35px;
  bottom: 50px;
  z-index: 999;
}

/* .close_case_list { 
  width: 32px; 
  height: 32px;
  position: absolute;
  top: 0;
  right: 0;
} */

#close_case_list{
  position: absolute;
  top: 20px;
  right: 120px;
  display: block;
  color: #fff;
  font-size: 32px;
  cursor: pointer;
}

.case_more {
  width: 100%;
  height: 36px;
}

.more_btn {
  display: flex;
  align-items: center;
  width: 48px;
  height: 36px;
  cursor: pointer;
  margin: 0 auto;
}

.more_btn span {
  display: block;
  float: left;
  width: 12px;
  height: 12px;
  border-radius: 6px;
  background-color: #505050;
  margin: 0 2px;
}

.mbox3Bg {
  background: #000;
}

/* video */
.video{
  width: 100%;
  height: 100%;
  position: relative;
}

.play_btn {
  display: block;
  width: 256px;
  height: 256px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  cursor: pointer;
  z-index: 999999;
}

.play_btn img {
  width: 100%;
  height: 100%;
}

.mbox3Bg .video video {
  width: 100%;
  /* height: 100vh; */
}

.placeholder_text {
  position: absolute;  
  top: 50%;  
  left: 50%;  
  transform: translate(-50%, -50%);  
  color: #c0c0c0;  
  font-size: 36px;  
  text-align: center;  
  z-index: 1; /* 确保它显示在视频上方 */
}


/* about */
.about {
  width: 100%;
  height: 100%;
  position: relative;
}

.about_txt_cn {
  font-size: 22px;
  line-height: 32px;
}

.about_txt_en {
  font-size: 16px;
  margin-top: 30px;
}

.about_img {
  margin-top: 100px;
}

.about_img img {
  width: 100%;
}


.about_box {
  width: 1230px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  color: #525252;
}

.brand {
  width: 100%;
  height: 100%;
}

.bradn_box {
  width: 1450px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
}

.bradn_box_info {
  width: 1140px;
  /* background-color: red; */
}

.brand_tit {
  margin-top: 120px;
  color: #fff;
}

.brand_tit h3 {
  font-size: 45px;
  letter-spacing: 0;
  font-style: italic;
  font-weight: 700;
}

.brand_tit h4 {
  font-size: 32px;
}

.brand_list {
  width: 100%;
  height: calc(100vh - 260px);
  position: relative;
}

.brand_list ul {
  width: 100%;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.brand_list ul li {
  width: 120px;
  float: left;
  margin: 0 10px 20px;
}

.brand_list ul li img {
  width: 100%;
}

.bradn_box_img {
  width: 246px;
  height: 100vh;
  display: flex;
  align-items: center;
}

.bradn_box_img img {
  width: 100%;
}




/* 底部 */
.footerBg {
  overflow: visible;
  background: #000;
  color: #3c3c3c
}

.footer {
  color: #fff;
  padding-top: 70px;
}

.footer p {
  color: #acacac;
}

.footer_form {
  width: 100%;
  display: flex;
  justify-content: space-between;
}

.footer_form_tit {
  width: 35%;
}

.submit_btn {
  margin-top: 42px;
  width: 220px;
  height: 50px;
  line-height: 50px;
  background: #0005c2;
  border: none;
  border-radius: 25px;
  font-size: 16px;
  line-height: 50px;
}

.footer_form_tit h3 {
  font-size: 34px;
  color: #fff;
  margin-bottom: 16px;
}

.footer_form_tit p {
  color: #fff;
}

.footer_form_info {
  width: 65%;
  display: flex;
  flex-wrap: wrap;
}

.footer_form_info_box {
  border-bottom: solid 2px #333;
  margin-right: 50px;
  margin-bottom: 20px;
}

.footer_form_info_box span {
  color: #0005c2;
}

.footer_form_input {
  width: 300px;
  height: 42px;
  line-height: 42px;
  padding-left: 10px;
  background: none;
  box-sizing: border-box;
  border: none;
}

.footer_form_input:focus {
  outline: none;
}

.footer_form_text_box {
  position: relative;
}

.footer_form_text_box span {
  position: absolute;
  top: 0;
  left: 0;
}

.footer_form_text {
  width: 690px;
  height: 80px;
  background: none;
  border: none;
  padding-left: 30px;
  box-sizing: border-box;
}

.footer_form_text:focus {
  outline: none;
  border: none;
}

.footer_column {
  width: 100%;
  display: flex;
  justify-content: space-between;
  margin: 98px 0 70px 0;
}

.footer_column_item {
  width: 25%;
  box-sizing: border-box;
  padding-right: 22px;
}

.column_tit {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 22px;
}

.column_ico {
  margin-top: 60px;
  position: relative;
}

.column_ico a {
  display: inline-block;
  width: 46px;
  height: 46px;
  margin-right: 6px;
}

.column_ico a img {
  width: 100%;
  height: 100%;
}

.footer_column_item p {
  margin: 0;
  line-height: 30px;
}

.footer_column_item p a {
  color: #acacac;
  text-decoration: none;
}

.footer_column_item p a {
  margin: 0;
  line-height: 30px;
}

.footer_copyright {
  text-align: left;
}

.wxerweima {
  width: 100px;
  height: 100px;
  position: absolute;
  top: 50px;
  right: 75px;
}
.wxerweima img {
  width: 100%;
  height: 100%;
}


/* 会营销的设计 */
.mbox4Bg {
  background-color: #000;
  color: #fff;
}

.market {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.market_box {
  width: 100%;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.market_box_info {
  padding-top: 90px;
  width: 100%;
  text-align: center;
}

.market_tit {
  width: 100%;
  font-size: 70px;
  font-weight: 700;
  margin-bottom: 50px;
}

.market_box p {
  width: 100%;
  font-size: 26px;
}


/* 案例详情 */
.mbox5Bg {
  background-color: #e9e9e9;
}

.cadebox {
    width: 1336px;
    margin: 0 auto;
    overflow: hidden;
}

.case_details_box {
  width: 100%;
  padding: 60px 0;
  display: flex;
  flex-direction: column;
}

.case_details_info {
  width: 100%;
  color: #525252;
  font-size: 21px;
  line-height: 30px;
  font-family: '微软雅黑';
}

.case_pages {
  width: 100%;
  display: flex;
  justify-content: right;
  margin-top: 45px;
}

.page_up, .page_down {
  color: #b3b3b3;
  font-size: 17px;
  /*margin-left: 30px;*/
  padding-right: 25px;
}

.page_down {
  text-align: right;
}

.page_up a, .page_down a {
  color: #b3b3b3;
}

.page_up a:hover, .page_down a:hover {
  color: #b3b3b3;
  text-decoration: none;
}

.return_case_lsit {
  margin: 0 30px 0 5px;
  text-align: center;
}

.return_case_lsit a {
  color: #b3b3b3;
  font-size: 17px;
}

.return_case_lsit a:hover {
  color: #b3b3b3;
  text-decoration: none;
}