/**
*  所有屏公共的样式
*/
  .screen-title{
    margin-top:60px;
    position:static;
  }
  .screen-title>p{
    padding-bottom:0;
    margin-bottom:0;
  }
  .screen .img-wrapper>img{
    padding-top:97px;
    padding-bottom:163px;
  }
  @media(max-width:767px){
    .screen-title{
      margin-top:30px;
    }
    .screen .img-wrapper>img{
      padding-top:45px;
      padding-bottom:80px;
    }
  }
/**
* 第1屏相关
*/
  .screen1 .screen-title>p {
      max-width:48em;
      text-align: left;
  }
/**
* 第2屏相关
*/
  .screen2 .screen-title>p {
      max-width:41em;
      text-align: left;
  }
/**
* 第3屏相关
*/
  .screen3{
    height:736px;
  }
  .icon-title{
    font-size:1.5em;
    text-align:center;
    width:100%;
  }
  .container{
    max-width:100% !important;
  }
  .screen3  .icon{
    padding:15px;
    margin-left:50px;
    
  }
  .screen3 p{
    color: #a3a3a3;
  }
  .screen3 h3{
    padding-bottom:2em;
  }
  .screen3 .col>.col1{
    text-align:left;
  }
  .screen3 .col>.col2{
    padding:2em 0;
  }
  .screen3 h4{
    font-size:1.5em;
  }
  @media (max-width:1199px){
    .screen3 h3{
      padding-bottom:1em;
    }
    .screen3 .icon{
      margin-left:0px;
    }
  }
  @media (max-width:991px){
    .screen3 h3{
      padding-bottom:0;
    }
    .screen3 .col1{
      text-align:center !important;
    }
    
    .screen3 .icon{
      margin-left:auto;
      margin-right:auto;
      width:100px;
    }
    .screen3 .icon-title{
      display:block;
      width:100%;
    }
  }
  @media (max-width:768px){
    html{
      font-size:60%;
    }
    .screen3 .col-xs-12{
      display:flex;
      align-items:center;
      padding:1em 0em;
    }
    .screen3 .icon{
      width:50%;
      min-width:50px;
      padding:1vw;
    }
    .icon-title{
      clear:both;
      float:left;
    }
  }
  @media (max-width:600px){
    .screen3 .icon{
      width:80px;
    }
  }
/**
* 第4屏相关
*/
  .screen4 .screen-title>p {
    padding-bottom:8px;
  }
  .screen4 .img-wrapper>img{
    padding-top:22px;
    padding-bottom:0;
  }
  .screen4 .mailto {
    padding:64px 0 50px;
    margin-bottom:0;
    font-size:26px;
    color:white;
  }
  @media(max-width:400px){
    .screen4 .mailto {
      font-size:20px;
    }
  }