* {
  margin: 0;
  padding: 0;
}

@font-face {
  font-family: barlow;
  src: url(../fonts/Barlow-Medium.ttf);
}

@font-face {
  font-family: "number";
  src: url("../fonts/Montserrat-Regular.woff2");
}

.w1400 {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.width-1400 {
  max-width: 1400px;
  margin: auto;
}
.header {
  position: fixed;
  width: 100%;
  top: 0;
  left: 0;
  z-index: 5;
  padding: 0 30px;
  box-sizing: border-box;
}

.header .w1400 {
  align-items: center;
  padding: 21px 0;
}

.header .w1400 .logo {
  display: block;
  -webkit-filter: brightness(100%);
  filter: brightness(100%);
  font-size: 0;
}

.header .w1400 .logo img {
  height: 46px;
  width: auto;
}

.header .w1400 .right {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  justify-content: flex-end;
  flex: 1;
}

.header .w1400 .right ul {
  display: flex;
  align-items: center;
}

.header .w1400 .right ul li {
  margin-right: 58px;
}

.header .w1400 .right ul li:first-child {
  margin-left: 0;
}

.header .w1400 .right ul li a {
  display: block;
  font-size: 16px;
  color: #fff;
}

.header .w1400 .right span {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  color: #fff;
  font-size: 20px;
  font-family: "Barlow";
}

.header .w1400 .right span a {
  color: #fff;
  font-size: 20px;
  margin-left: 5px;
  font-family: "Barlow";
}

.header .w1400 .right .btn {
  display: block;
  height: 45px;
  line-height: 50px;
  color: #fff;
  font-size: 16px;
  font-weight: bold;
  padding-right: 30px;
  margin-left: 30px;
  background: url(../images/arrow.png) no-repeat center right;
  border-bottom: 2px solid #fff;
}

.header .w1400 .right .menu {
  display: none;
}

.header.active {
  background: #fff;
  -webkit-box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
}

.header.active .w1400 .right ul li a {
  color: #333;
}

.header.active .w1400 .right span {
  color: #333;
}

.header.active .w1400 .right span a {
  color: #333;
}

.header.active .w1400 .right .btn {
  color: #333;
  background-image: url(../images/arrow-black.png);
  border-color: #004add;
}

.blackBg {
  width: 100%;
  height: 100vh;
  position: fixed;
  background: rgba(0, 0, 0, 0.4);
  top: 0;
  z-index: 10;
  left: 0;
}
.blackBg ul {
  width: 80%;
  height: 100vh;
  background: #fff;
  position: absolute;
  top: 0;
  right: -80%;
}
.blackBg ul li {
  border-top: 1px solid #eee;
}
.blackBg ul li a {
  line-height: 3;
  font-size: 4vw;
  text-align: center;
  display: block;
  color: #333;
}
.blackBg ul li:first-child {
  border-top: 0;
}
.container-box {
  padding: 150px 0;
}
.base-title * {
  color: #fff;
}
.base-title h2 {
  font-size: 48px;
  line-height: 1em;
  font-weight: bold;
}
.base-title .title-container {
  display: flex;
  padding-top: 28px;
  justify-content: space-between;
  align-items: center;
}
.base-title .title-container h3 {
  font-size: 16px;
}
.base-title .title-container .more {
  font-size: 16px;
  background: url(../images/arrow.png) no-repeat top 3px right;
  padding-right: 40px;
  padding-bottom: 10px;
  border-bottom: 2px solid #fff;
}

.base-title.black h2 {
  color: #333;
}
.base-title.black .title-container h3 {
  color: #737373;
}
.base-title.black .title-container .more {
  color: #333;
  background-image: url(../images/arrow-black.png);
  border-color: #004add;
}

/* 底部 */
.footer {
  background-color: #262a36;
  padding-top: 76px;
}

.footer .w1400 .left {
  width: calc(100% - (380 / 1400 * 100%));
}

.footer .w1400 .left .footerTitle {
  font-size: 24px;
  color: #fff;
}

.footer .w1400 .left .content {
  width: 100%;
  padding-top: 62px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
  padding-bottom: 64px;
}

.footer .w1400 .left .content .list {
  width: calc(450 / 1020 * 100%);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  margin-bottom: 44px;
}

.footer .w1400 .left .content .list .img {
  width: 52px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  margin-right: 26px;
}

.footer .w1400 .left .content .list .img img {
  margin: 0 auto;
}

.footer .w1400 .left .content .list .cont {
  padding-top: 4px;
}

.footer .w1400 .left .content .list .cont p {
  font-size: 18px;
  color: #fff;
}

.footer .w1400 .left .content .list .cont div {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 13px;
}

.footer .w1400 .right {
  width: calc(410 / 1400 * 100%);
}
.footer .w1400 .right .footerTitle {
  font-size: 24px;
  color: #fff;
}

.footer .w1400 .right .content {
  margin-top: 82px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: justify;
  -ms-flex-pack: justify;
  justify-content: space-between;
}

.footer .w1400 .right .content .img {
  font-size: 0;
  min-height: 142px;
}

.footer .w1400 .right .content .cont {
  margin-left: calc(30 / 380 * 100%);
}

.footer .w1400 .right .content .cont p {
  font-size: 15px;
  color: #fff;
}

.footer .w1400 .right .content .cont a {
  font-size: 18px;
  color: #fff;
  font-weight: bold;
  margin-top: 14px;
  display: block;
}

.footer .w1400 .right .content .cont .tel {
  font-size: 26px;
  font-family: "Bahnschrift";
  white-space: nowrap;
  margin-bottom: 25px;
}

.footer .w1400 .company {
  display: none;
}

.beian {
  background-color: #1d202a;
}

.beian .w1400 {
  line-height: 50px;
  color: #fff;
  font-size: 14px;
  opacity: 0.55;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
}

.beian .w1400 a {
  font-size: 14px;
  color: #fff;
}

.beian .mob {
  display: none;
}

.blackBg {
  display: none;
}

@media (max-width: 1280px) {
  .header .w1400 .right ul li {
    margin-right: 40px;
  }
}

@media (max-width: 996px) {
  .header .w1400 .right ul,
  .header .w1400 .right span {
    display: none;
  }
  .header .w1400 .right .btn {
    display: none;
  }
  .header .w1400 .right .menu {
    display: block;
    background: url(../images/menu.png) no-repeat center/cover;
    width: 45px;
    height: 45px;
    -webkit-filter: grayscale(100%) brightness(1000%);
    filter: grayscale(100%) brightness(1000%);
    cursor: pointer;
  }
  .header.active .w1400 .right .menu {
    -webkit-filter: none;
    filter: none;
  }
  .header .w1400 .right ul li {
    margin-right: 40px;
  }
}