* {
  margin: 0;
  padding: 0;
  transition: all .2s;
  /* font-family: "MicrosoftYaHei", cursive, serif, sans-serif; */

  font-family: 'lucida Grande', Tahoma, Arial, Helvetica, 宋体, sans-serif;

}

div {
  box-sizing: border-box !important;
}

html {
  background-color: #f5f5f5;
}

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

a {
  text-decoration: none;
  color: #000;
}

img {
  width: 100%;
  height: auto;
  vertical-align: bottom;
}

.pcs {
  display: block;
}

.phones {
  display: none;
}

/* 版心大 */
.center_max {
  width: 1600px;
  margin: 0 auto;
}

/* 版心中 */
.center_middle {
  width: 1400px;
  margin: 0 auto;
}

.phones_middle {
  padding: 0 20px;
}

/* 导航条开始 */
.pcs .nav {
  z-index: -1 !important;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: auto;
  background-color: rgba(0, 0, 0, .3);
  transition: all .5s;
  z-index: 999 !important;
}

#nav_w {
  display: none !important;
}

.nav:hover #nav_w {
  display: block !important;
}

.nav_pc {
  display: block;
}

.nav_phone {
  display: none;
}

.nav_cont {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav .left {
  width: 276px;
}

.nav .right {
  position: relative;
  display: flex;
  align-items: center;
}

.nav .right .right_item {
  margin: 0 24px;
  padding: 24px 0;
  color: #fff;
  cursor: pointer;
  position: relative;
}


/* 导航条开始 */
.hides {
  display: none;
}

.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: auto;
  background-color: rgba(0, 0, 0, .3);
  transition: all .5s;
  z-index: 999;
}

.nav:hover {
  background-color: #fff;
}

.nav:hover .shows {
  display: none;
}

.nav:hover .hides {
  display: block;
}

.nav:hover .right .right_item {
  color: #202547;
}

.nav_pc {
  display: block;
}

.nav_phone {
  display: none;
}

.nav_cont {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav .left {
  width: 276px;
}

.nav .right {
  position: relative;
  display: flex;
  align-items: center;
}

.nav .right .right_item {
  margin: 0 24px;
  padding: 24px 0;
  color: #fff;
  cursor: pointer;
  position: relative;
}

.right_item:hover {
  color: #BB3937 !important;
}

.level_nav_item:hover {
  color: #fff;
}

/* 激活 */
.activate {
  color: #BB3937 !important;
  /* font-weight: 700; */
}

.activate::after {
  position: absolute;
  left: 0;
  bottom: -2px;
  content: '';
  width: 100%;
  height: 4px;
  background: #BB3937;
}

.level_nav_cont {
  position: fixed;
  /* width: 100%; */
  left: 50%;
  transform: translateX(-50%);
  top: 72px;
  display: flex;
  justify-content: space-between;
}

.level_nav {
  /* position: absolute;
  left: 0;
  bottom: -61px; */
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-left: 80px;
}

.level_navs_n {
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-left: 80px;
  backdrop-filter: blur(9px);
}

.level_nav_item {
  box-sizing: border-box;
  width: 112px;
  padding: 20px 24px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  -o-text-overflow: ellipsis;
  color: rgba(255, 255, 255, 0.6);
  /* backdrop-filter: blur(9px); */
}

.level_nav_item:nth-child(2) {
  width: 144px;
}

.level_nav_item:nth-child(5) {
  width: 112px;
}

/* 手机导航条开始 */

.nav_phone {
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: 85px;
  /* height: 100vh; */
  box-sizing: border-box;
  padding: 10px 15px;
  background-color: #fff;
  z-index: 999;
  overflow: hidden;
  transition: all .5s;
}

.nav_box {
  /* display: none; */
  position: absolute;
  width: 100%;
  left: 0;
  top: 120%;
}

.nav_phone .top {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav_phone .left {
  width: 240px;
}

.industry_item .left img {
  width: 100%;
  height: auto;
}

.nav_phone .right {
  width: 48px;
}

/* 手机导航条结束 */
/* 手机导航内层开始 */
#navTwo {
  display: none;
}

.nav_box {
  padding-top: 40px;
}

.nav_box_item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.1);
  font-size: 22px;
  cursor: pointer;
  word-break: keep-all;
}

.nav_box_item .right {
  width: 30px;
  position: relative;
}

.returns {
  display: flex;
  align-items: center;
  font-size: 20px;
  cursor: pointer;
  position: relative;
  left: -10px;
}

.returns .ones {
  width: 32px;
}

#nav_titles {
  font-size: 28px;
  font-weight: 700;
  color: #000;
  line-height: 24px;
  margin-top: 30px;
  position: relative;
  margin-bottom: 20px;
}

#nav_titles::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -13px;
  width: 10%;
  height: 4px;
  background: #BB3937;
}

.nav_box_itemTwo {
  margin-left: 10%;
}

#show_hide {
  height: auto;
  overflow: hidden;
  height: 0;
  transition: all .3s;
}

/* 手机导航内层结束 */
/* pc底部开始 */
.footer_top {
  background-color: #1e212f;
  color: #fff;
  padding: 50px 0;
  padding-top: 30px;
}

.footer_top_cont {
  display: flex;
}

.footer_top_cont .left {
  margin-right: 40px;
}

.footer_top_cont .left p {
  line-height: 30px;
  font-size: 18px;
}

.footer_top_cont .right {
  margin-top: 15px;
  flex: 1;
  display: flex;
  justify-content: space-between;
  /* grid-column-gap: 40px; */
  /* grid-row-gap: 20px; */
  /* grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr; */
}

.footer_top_cont .right .right_item {
  /* flex: 1; */
  width: 15%;
}

.footer_top_cont .right .right_item .title {
  font-size: 20px;
  font-weight: 700;
  line-height: 28px;
  margin-bottom: 30px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  color: #fff !important;
}

.right_item_box a {
  display: block;
}

.footer_top_cont .right .right_item:nth-child(5) .right_item_box {
  border: none;
}

.footer_top_cont .right_item_box_item {
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.footer_top_cont .right .right_item .right_item_box {
  padding-bottom: 20px;
  padding-right: 20px;
  border-right: 1px solid rgba(255, 255, 255, 0.4);
}

.footer_top_cont .right .right_item .right_item_box .right_item_box_item {
  margin-bottom: 20px;
  color: rgba(255, 255, 255, 0.6);

}

.footer_top_cont .code {
  width: 100%;
  padding-bottom: 100%;
  background-color: #fff;
}

.footer_top_cont .icons_list {
  /* display: flex; */
  /* justify-content: space-between; */
  /* margin-top: 20px; */
}

.footer_top_cont .icons_list .icons_item {
  display: flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 10px;
  /* width: 25%; */
}

.footer_top_cont .right .right_item:last-child {
  width: 25%;
}

.footer_top_cont .icons_list .icons_item img {
  width: 26px;
  margin-right: 10px;
}

.footer_top .logos {
  width: 300px;
}

.footer_center {
  height: 1px;
  background: linear-gradient(135deg, #262937 0%, #FFFFFF 52%, #262937 100%);
}

.footer_bottom {
  background-color: #1e212f;
  color: #fff;
  padding: 20px 0;
  text-align: center;
  line-height: 32px;
}

.footer_bottom a {
  background-color: #1e212f;
  color: #fff;
  text-align: center;
  line-height: 32px;
}

/* pc底部结束 */
/* 手机底部开始 */
.footers {
  text-align: center;
  padding: 30px 0;
  background-color: #f5f5f5;
  color: #666666;
  font-size: 20px;
  line-height: 40px;
  letter-spacing: 1px;
  font-family: none;
}

.footers a {
  text-align: center;
  background-color: #f5f5f5;
  color: #666666;
  font-size: 20px;
  line-height: 40px;
  letter-spacing: 1px;
  font-family: none;
}

.footers p:last-child {
  font-size: 18px;
}

/* 手机底部结束 */

.banner_phone {
  display: block;
  margin-top: 85px;
  position: relative;
}

.noBoder {
  border: none;
}


@media screen and (max-width: 1600px) {
  .center_max {
    width: 1400px;
  }
}

@media screen and (max-width: 1400px) {
  .center_max {
    width: 1200px;
  }

  .center_middle {
    width: 1200px;
  }

  .footer_top_cont {
    display: block;
  }

  .footer_top_cont .right {
    margin-top: 30px;
  }
}

@media screen and (max-width: 1200px) {
  .center_max {
    width: 100%;
  }

  .center_middle {
    width: 1000px;
  }

  .footer_top {
    padding: 50px 20px;
  }
}

@media screen and (max-width: 1100px) {
  .level_navs_n {
    backdrop-filter: none !important;
    /* width: 100%; */
  }

  .level_nav {
    backdrop-filter: blur(9px);
  }

  .level_nav_item {
    /* width: auto !important; */
  }

  .activate::after {
    bottom: 0;
  }
}

@media screen and (max-width: 1000px) {

  .center_middle {
    width: 100%;
  }
}

@media screen and (max-width: 1090px) {

  .level_nav_cont {
    top: 86px !important;
  }

  .level_nav {
    width: 100%;
    justify-content: space-around;
    padding-left: 0;
  }
}

@media screen and (max-width: 850px) {
  .footer_top_cont .right {
    grid-column-gap: 20px;
  }
}

@media screen and (max-width: 750px) {
  .nav_pc {
    display: none;
  }

  .nav_phone {
    display: block;
  }

  .phones {
    display: block;
  }

  .pcs {
    display: none;
  }
}

@media screen and (max-width: 500px) {
  .banner_phone {
    margin-top: 65px;
  }

  #nav_titles {
    font-size: 20px;
    margin-top: 20px;
  }

  #nav_titles::after {
    bottom: -8px;
  }

  .returns {
    font-size: 15px;
  }

  .returns .ones {
    width: 20px;
  }

  .phones_middle {
    padding: 0 15px;
  }

  .nav_box {
    padding-top: 10px;
  }

  .nav_box_item {
    padding: 16px 0;
    font-size: 16px;
    font-family: none;
  }

  .nav_box_item .right {
    width: 16px;
  }

  .nav_phone {
    height: 64px;
  }

  .nav_phone .left {
    width: 180px;
  }

  .nav_phone .right {
    width: 24px;
  }

  .footers {
    padding: 20px 0;
    font-size: 14px;
    line-height: 26px;
  }

  .footers a {
    font-size: 14px;
    line-height: 26px;
  }

  .footers p:last-child {
    font-size: 12px;
  }
}