.list-group.list-unstyled{
    display: none;
  }
  .action{
    display: block;
  }
  ul.list-group.list-unstyled li{
    text-align: center;
    
  }
  .list-group-mobile.list-unstyled-mobile{
    display: none;
  }
  #select-lang, #select-lang-mobile{
    text-transform: capitalize;
  }
  #select-lang-mobile{
    display: block;
    float: right;
    padding: 9px 10px;
    margin-top: 8px;
    margin-right: 15px;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 300;
    
  }
  .list-group-mobile.list-unstyled-mobile li{
    margin: 10px 0;
  }
  .row.pc{
      display: none;
  }
  .row.mobile{
    display: block;
  }
  .equipment-name{
    text-align: center;
    font-weight: bold;
	height: 20px;
    line-height: 20px;
    overflow: hidden;
  }
  .about-content {
    line-height: 30px;
    font-size: 18px;
  }
  .intro .intro-body .middle-heading{
      font-size: 18px;
      line-height: 18px;
      font-weight: bold;
  }

  .about-main{
    display: block;
  }
  
  .btn-circle{
    font-size: 14px;
    margin-top: 0;
  }

  .intro {
    display: table;
    width: 100%;
    height: auto;
    /* padding: 100px 0 0 0; */
    text-align: center;
    color: #fff;
    /* background: url(../img/intro-background.gif) no-repeat bottom center; */
    /* background-color: #000; */
    /* background-color: rgba(0, 0, 0, 0.5); */
    -webkit-background-size: cover;
    -moz-background-size: cover;
    background-size: cover;
    -o-background-size: cover;


    /* top: 9%;
    position: relative;


    background: -moz-linear-gradient(top, #000 100%, #fff 100%); 
    background: -webkit-gradient(linear, left top, left bottom, color-stop(70%, #000), color-stop(100%, #fff)); 
    background: -webkit-linear-gradient(top, #000 70%, #fff 100%);
    background: -o-linear-gradient(top, #000 70%, #fff 100%); 
    background: -ms-linear-gradient(top, #000 70%, #fff 100%); 
    background: linear-gradient(to bottom, #000 70%, #fff 100%); 
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr=#000, endColorstr=#fff, GradientType=0 );  */
  }
  .intro .intro-body {
    display: flex;
    justify-content: center;
    vertical-align: middle;
  }
  .intro-body .container{
    width: 100%;
    position: absolute;
    align-self: center;
    z-index: 2;
  }

  .bar{
    display: block;
  }