* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

@font-face {
  font-family: Gotham-Book;
  src: url("../fonts/Gotham-Book.otf");
}

@font-face {
  font-family: Gotham-Medium;
  src: url("../fonts/Gotham-Medium.otf");
}

html {
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
  /* 解决IOS默认滑动很卡的情况 */
  -webkit-overflow-scrolling: touch;
  -webkit-tap-highlight-color: transparent;
}

body {
  font:normal 16px/1.5 Gotham-Book;
  color: #000;
  overflow-x: hidden;
}

section,
article,
nav,
main,
header,
footer {
  display: block;
}

ul,
li {
  list-style: none;
}

a {
  text-decoration: none;
  display: inline-block;
  color: #fff;
  cursor: pointer;
}

span,
img,
i {
  vertical-align: middle;
}

i {
  font-style: normal;
}
.container {
  padding: 0 20px;
  max-width: 1288px;
  width: 100%;
  margin: 0 auto;
}
.clearfix:after{
  content: "";
  display: block;
  clear: both;
}
article {
  padding: 96px 0;
}
h1 {
  font: 700 48px/1.33 Gotham-Medium;
}
h2{
  font: 700 32px/1.5 Gotham-Medium;
  text-align: center;
}
h3{
  font: 700 24px/1.33 Gotham-Medium;
}
h4{
  font: 700 20px/1.2 Gotham-Medium;
}
.bg-f8{
  background: #f8f8f8;
}
.text-center{
  text-align: center;
}
ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
ul li{
  width:calc(50% - 12px);
}
.wh100{
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}
article h2{
  margin-bottom: 64px;
}

/*nav*/
nav {
  background: #000;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
}
nav .container{
  padding: 4px 16px 4px 8px;
  display: flex;
  justify-content: space-between;
}
nav a{
  margin-left: 42px;
}

.logo {
  height: 56px;
}
nav .list{
  padding:16px 0;
}
.close,.menu{
  display: none;
}
/*header*/
header{
  text-align: center;
  color: #fff;
  padding: 80px 0 155px;
  background: url(../img/bg.png)no-repeat center/cover;
}
header h1{
  margin:24px 0 10px;
}
header h2{
  font-weight: 400;
}


/*了解麦锶*/
#des .info{
  padding: 32px 48px;
}
#des h3{
  margin-bottom: 12px;
}
#des li,main li{
  border:1px solid #eee;
  margin-bottom:32px;
}

/*partner*/
.partner img{
  margin:0 20px 20px;
  height: 64px;
}

/*技术优势*/
#adv li{
  width: 25%;
  padding:8px 24px 24px;
}
#adv img{
  height: 120px;
  margin-bottom: 12px;
}

/*技术探索*/

.decp-info h4{
  width: 100%;
  margin-top: 20px;
  padding: 48px 40px 48px 136px;
  background:#fff url(../img/4_1.png)no-repeat left 40px center/ 72px;
}
.decp-info h4:last-child{
  margin-left:14%;
}


/*应用场景*/
main li{
  padding: 24px;
}
main h4{
  margin:10px 0 4px;
}

/*最新动态*/
:root{
  --swiper-theme-color:#ed761e;
  --swiper-navigation-size:20px;
}
#news .container{
  position: relative;
  padding: 0;
}
.swiper-mobile{
  display: none;
}
.swiper-slide{
  background: #fff;
  height: auto;
}
.swiper-slide .part-info{
  padding:24px;
}
.part-info .time{
  font-size: 12px;
  margin:4px 0 12px;
  color: #000;
}
.part-info p{
  font-size: 14px;
  color: #666;
}
.s-btn{
  width: 40px;
  height: 40px;
  background: rgba(0,0,0,0.5);
  border-radius: 50%;
  color: #fff;
  margin-top: -20px;
}
.swiper-button{
  display: none;
}
.swiper-pc{
  padding: 0 20px;
}
.swiper-pc:hover .swiper-button{
  display: block;
}
.swiper-pagination{
  bottom: -40px;
  left: 0;
  width: 100%;
}
.s-pa span{
  margin:0 4px;
}
/*footer*/
footer{
  background: #000;
  padding:48px 0 24px;
  text-align: center;
  color: #fff;
}
.copyright{
  margin-top: 40px;
}
.copyright span,.copyright a{
  color: rgba(255,255,255,0.5);
  margin:0 10px;
}

@media(min-width:768px){
  nav .list{
    display: block!important;
  }
  .decp h2{
    margin-bottom: 48px;
  }
  main{
    padding-left: 50%;
    position: relative;
  }
  .apl-img{
    width: 50%;
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
  }
  .decp-info{
    width:50%;
    padding-top: 34px;
  }
  .decp-img{
    width: 33%;
  }
}
@media(max-width:767px) {
  body{
    font-size: 14px;
    line-height: 20px;
  }
  h2{
    font-size: 24px;
  }
  h3{
    font-size: 20px;
  }
  h4{
    font-size: 16px;
  }
  article {
    padding: 48px 0;
  }
  article h2{
    margin-bottom: 24px;
  }
  .menu{
    display: block;
    cursor: pointer;
    margin-top: 12px;
  }
  nav .list{
    position: fixed;
    z-index: 1000;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #000;
    padding:64px 16px;
    text-align: center;
    display: none;
  }
  .close{
    position: absolute;
    right: 16px;
    top: 16px;
    cursor: pointer;
    display: block;
  }
  nav .list a{
    display: block;
    padding: 24px;
    margin: 0;
  }
  header{
    padding: 56px 0 96px;
  }
  header h1{
    font-size:24px;
  }
  header h2{
    font-size:16px;
  }
  #des li{
    width: 100%;
    margin:0 0 12px 0;
  }
  #des .info{
    padding: 16px 20px;
  }
  #des h3{
    margin-bottom: 8px;
  }
  /*partner*/
  .partner img{
    margin:0 auto 20px;
    height: 48px;
    display: block;
  }
  .partner img:last-of-type{
    margin-bottom: 0
  }
  /*技术优势*/
  #adv li{
    padding: 16px 0;
  }
  #adv li,main li{
    margin-bottom: 12px;
    width: calc(50% - 8px);
  }
  #adv img{
    height: 72px;
    margin-bottom: 10px;
  }
  /*技术探索*/
  .decp,.apl{
    padding-bottom: 0;
  }
  .decp ul{
    display: block;
  }
  .decp-info,.apl-img,.decp-img{
    width: 100%;
  }
  .decp-info h4{
    padding: 30px 20px 30px 84px;
    -webkit-background-size: 48px;
    background-size: 48px;
    background-position: left 20px center;
    margin: 0;
  }
  .decp-info h4:last-child{
    margin:12px 0;
  }
  /*应用场景*/
  main li{
    padding: 16px;
  }
  main li img{
    width: 48px;
  }
  .swiper-pc,.swiper-pagination{
    display: none;
  }
  .swiper-mobile{
    display: block;
  }
  .part-info p{
    font-size: 12px;
    line-height: 16px;
  }
  .copyright span{
    display: block;
  }
  footer{
    padding: 32px 0;
  }
}