.index_products{
    max-width: 1300px;
    height: 219px;
    margin: 0 auto;
  }
  .index_products ul{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    background: url(../images/fengexian.png) no-repeat;
    background-position: 284px 153px;
    background-size: 1040px;
  }
  .index_products ul li{
    width: 50%;
    height: 219px;
    position: relative;
  }
  .index_products ul li:nth-child(1) h1{
    position: absolute;
    top: 119px;
    font-size: 40px;
    color:#222;
    font-weight: 700;
  }
  .index_products ul li:nth-child(1) img{
    position: absolute;
    top: 143px;
    left: 180px;
  }
  .index_products ul li:nth-child(2) a{
    position: absolute;
    top: 141px;
    right: 0;
    color: #999999;
    font-size: 18px;
  }


  /* product_box1 */
  .product_box1{
      max-width: 1300px;
      margin: 0 auto;
  }
  .product_box1 ul{
    display: flex;
	flex-wrap: wrap;
	align-items:flex-start;
	justify-content: space-between;
  }
  .product_box1 ul::after{
    content:'';
    /*这个宽度和子元素宽度一致*/
    width: 620px;
    height: 0;
    display: block;
}
  .product_box1 ul li{
    width: 292px;
    height: 420px;
    display: block;
    background: url(../images/TX.png) no-repeat;
    margin-bottom: 44px;
    position: relative;
}
  .product_box1 ul li a img{
      width: 142px;
      height: 182px;
      position: absolute;
      left: 75px;
      top: 71px;
  }
  .product_box1 ul li a{
      display: block;
      width: 292px;
      height: 420px;
  }
  .product_box1 ul li .title{
      width: 218px;
      height: 46px;
      background: #222;
      font-size: 20px;
      color: #ffffff;
      font-weight: 700;
      text-align: center;
      line-height: 46px;
      position: absolute;
      bottom: 50px;
      left: 37px;
  }
  .product_box1 ul li:hover{
      background: #fff;
      border: 1px solid #eaeaea;
      box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
  }

  /* read_box1 */
.read_box1{
  max-width: 1300px;
  height: 476px;
  border: 1px solid #eaeaea;
  margin: 0 auto;
}
.read_box1 ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.read_box1 ul li:nth-child(1){
  width: 536px;
  height: 467px;
  border-right: 1px solid #eaeaea;
  text-align: center;
  display: table-cell;
  vertical-align: middle;
  background: #fff;
}
.read_box1 ul li:nth-child(1) img{
  width: 211px;
  height: 283px;
  position: relative;
  top: 97px;
}
.read_box1 ul li:nth-child(2){
  width: 762px;
  height: 467px;
  background:#f7f7f7;
}
.read_box1 ul li:nth-child(2) .title{
  width: 613px;
  height: 71px;
  border-bottom: #eaeaea 1px solid;
  font-size: 28px;
  color: #222;
  font-weight: 700;
  position: relative;
  left: 74px;
  top: 76px;
}
.read_box1 ul li:nth-child(2) .summary img{
  position: relative;
  left: 75px;
  top: 121px;
}
.read_box1 ul li:nth-child(2) .summary p{
  position: relative;
  left: 105px;
  top: 97px;
  font-size: 20px;
  color: #222222;
  font-weight: 700;
}
.read_box1 ul li:nth-child(2) .summarys{
  width: 613px;
  text-align: justify;
  position: relative;
  left: 75px;
  top: 125px;
  line-height: 30px;
  font-size: 17px;
  color: #666666;
}
/* read_box2 */
.read_box2{
  max-width: 1300px;
  height: 140px;
  margin: 0 auto;
  position: relative;
}
.read_box2 img{
  position: absolute;
  left: 0;
  top: 80px;
}
.read_box2 p{
  position: absolute;
  left: 31px;
  top: 76px;
  color: #222;
  font-size: 20px;
  font-weight: 700;
}
.read_box2 .hgh{
  width: 1168px;
  height: 1px;
  background: #e5e5e5;
  position: absolute;
  left: 131px;
  top: 89px;
}
/* read_box3 */
.read_box3{
  max-width: 1300px;
  height: 1052px;
  margin: 0 auto;
}
.read_box3 ul{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.read_box3 ul li{
  width: 50%;
  height: 1052px;
  background: url(../images/biaoge.png) no-repeat;
  text-align: center;
}
.read_box3 ul li:nth-child(1){
  font-size: 24px;
  color: #222;
  font-weight: 700;
  line-height: 75px;
}
.read_box3 ul li:nth-child(2){
  font-size: 24px;
  color: #222;
  line-height: 75px;
}

.read_button{
  max-width: 1300px;
  height: 130px;
  margin: 0 auto;
  position: relative;
}
.read_button ul{
  line-height: 25px;
  position: relative;
  top: 40px;
}
.read_button .fh{
  width: 54px;
  height: 54px;
  background: #222;
  text-align: center;
  display: table-cell;
	vertical-align: middle;
  position: absolute;
  right: 0;
}
.read_button .fh img{
  position: relative;
  top: 16px;
}
.read_button ul li p{
  font-size: 18px;
  color: #222;
  font-weight: 540;
}
/* .product_box1 ul:first-child li{
  animation:fadeInUp;
  animation-duration: 0.7s;
} */