* { box-sizing: border-box; }
body,ul,div,img,h5,h4,h3,h2,h1,p,span,table,figure,i,em,tt,li { font-family: PingFang SC, PingFang SC; margin: 0; padding: 0; }
body>* { margin: auto; }
body { min-width: 1200px; font-size: 18px; text-align: center; overflow: auto; color: #333}
/* a, a:visited, a:active { color: #fff; text-decoration: none; }
a:hover { color: #fff; }
 */
.t-c {
  text-align: center;
}
.clearfix:after {
  visibility: hidden;
  display: block;
  font-size: 0;
  content: " ";
  clear: both;
  height: 0;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
.width1200 {
  position: relative;
  display: inline-block;
  width: 1200px;
  text-align: left;
}

.header {
  padding-top: 74px;
  height: 752px;
  font-weight: 500;
  font-size: 32px;
  background: url(../img/top-bg.png) no-repeat;
  background-size: cover;
}
.header-name {
  margin-bottom: 127px;
  font-size: 36px;
}
.header-name>img {
  float: left;
  margin-right: 18px;
}
.heater-tit {
  margin-bottom: 28px;
  font-weight: 600;
  font-size: 72px;
}
.title {
  font-weight: 500;
  font-size: 36px;
  text-align: center;
}
.serve-box {
  padding: 100px 0;
  height: 868px;
  background: linear-gradient( 180deg, #FFFFFF 0%, #FAFAFA 100%);
}
.serve-box .width1200 {
  text-align: center;
}
.serve-item {
  display: inline-block;
  margin: auto;
  margin-top: 48px;
  padding: 24px;
  width: 384px;
  height: 570px;
  text-align: left;
  background: #FFFFFF;
  box-shadow: 0px 14px 27px 0px rgba(67,122,162,0.15);
}
.serve-item .tit {
  padding: 24px 0 18px 0;
  font-weight: 500;
  font-size: 22px;
}
.serve-item .dec {
  margin-bottom: 11px;
  font-size: 18px;
  color: #4E5969;
}

.ctx1 {
  padding: 100px 0;
  height: 824px;
  background: url(../img/bg1.png) no-repeat;
  background-size: cover;
}
.ctx1 .width1200 {
  text-align: center;
}
.ctx1-title2 {
  margin-top: 17px;
  font-size: 24px;
  color: #4E5969;
}
.ctx1-item {
  display: inline-block;
  margin: auto;
  margin-top: 90px;
  padding-top: 229px;
  width: 384px;
  height: 399px;
  background: #F9F9F9;
  box-shadow: 0px 9px 21px 0px rgba(68,126,159,0.14);
}
.ctx1-item1 {
  float: left;
  background: url(../img/content-bg1.png) no-repeat;
}
.ctx1-item2 {
  background: url(../img/content-bg2.png) no-repeat;
}
.ctx1-item3 {
  float: right;
  background: url(../img/content-bg3.png) no-repeat;
}
.ctx1-item .tit {
  font-weight: 500;
  font-size: 32px;
  color: #1D2129;
}
.ctx1-item .dec {
  margin-top: 30px;
  font-weight: 500;
  font-size: 20px;
  color: #4E5969;
}

.ctx2 {
  padding: 100px 0;
  height: 350px;
  font-weight: 600;
  font-size: 40px;
  color: #FFFFFF;
  background: url(../img/bg2.png) no-repeat;
  background-size: cover;
}
.ctx-btn {
  display: inline-block;
  margin-top: 44px;
  padding: 11px 40px;
  font-weight: 500;
  font-size: 20px;
  border-radius: 8px 8px 8px 8px;
  border: 2px solid #FFFFFF;
}

.footer {
  padding-top: 86px;
  height: 358px;
  font-size: 16px;
  color: #fff;
  background: #050F1C;
}
.footer-icon {
  float: left;
  margin-right: 15px;
}
.footer-two-code {
  font-size: 14px;
  text-align: center;
}
.footer-bah {
  margin-top: 52px;
  padding-top: 30px;
  font-size: 14px;
  text-align: center;
  border-top: 1px solid #DCDCDC;
}