.index .pt1 a.list_s{

  display:block;

  width: 33%;

  float: left;

  position: relative;

}

.index .pt1 a.list_s .pic{

  position: relative;

}

.index .pt1 a.list_s .con{

  position: absolute;

  bottom: 0;

  left: 0;

  width: 100%;

  /* height:100%; */

}

.index .pt1 a.list_s .con .info{

  margin: 0 21px 35px;

}

/*lg*/

@media screen and (min-width:1202px){



}

/*md*/

@media screen and (min-width:992px) and (max-width:1201px){



}

/*sm*/

@media screen and (min-width:768px) and (max-width:991px){

  .index .pt2 .box .con{

    padding:0px;

  }

}

/*xs*/

@media screen and (max-width:767px){

  .index .pt1 a.list_s{

    width:100%;

    margin-bottom:20px;

  }

  .index .pt2 .box .con{

    padding:0px;

  }

  .index .pt1 li, .index .pt2 .left_box, .index .pt2 .box3, .index .pt2 .box4, .index .pt2 .right_box{

    width:100%;

  }

  .l.left_box,.r.right_box{

    margin-bottom:20px;

  }
  .index .rect-92,.index .rect-40,
  .index .pt2 .rect-75,
  .index .rect-189{
    padding-bottom:0px
  }
  .index .rect-92 img,.index .rect-40 img,
  .index .pt2 .rect-75 img,
  .index .rect-189 img{
    position:static;
  }
}