.cont {
  max-width: 1600px;
  margin: 0 auto;
  position: relative;
}

@media screen and (max-width: 1600px) {
  .cont {
    padding: 0 2%;
  }
}

.i-product-cate {
  background: url(../images/bj.jpg) no-repeat top center;
  box-sizing: border-box;
  padding-top: 4%;
  height: 698px;
  position: relative;
}

.i-product-cate .tabli {
  float: right;
  position: relative;
  z-index: 9999;
}

.i-product-cate .tabli li {
  width: 25%;
  float: left;
  text-align: center;
  cursor: pointer;
  margin-bottom: 10px;
}

.i-product-cate .tabli li a:hover {
  text-decoration: none;
}

.i-product-cate .tabli li:nth-child(5) {
  margin-left: 25%;
}

.i-product-cate .tabli li .img1 {
  width: 82px;
  line-height: 82px;
  margin: 0 auto;
}

.i-product-cate .tabli li .img1 img {
  max-width: 100%;
}

.i-product-cate .tabli li h3 {
  line-height: 60px;
  font-size: 16px;
  color: #626262;
  font-weight: normal;
}

.i-product-cate .tab2 {
  display: none;
  position: absolute;
  top: 0;
  left: 0%;
  z-index: 999;
}

.i-product-cate .tab2 .img1 {
  float: left;
}

.i-product-cate .tab2 .img1 img {
  max-width: 100%;
}

.i-product-cate .tab2 .img2 {
  float: left;
  margin-left: 4%;
  padding-top: 12%;
  padding-bottom: 12%;
  background: url(../images/tab.png) no-repeat bottom center;
}

.i-product-cate .tab2 .img2 img {
  max-width: 100%;
}

@media screen and (max-width: 960px) {
  .i-product-cate .tabli {
    float: none;
  }
  .i-product-cate .tabli li {
    width: 14%;
    float: left;
  }
  .i-product-cate .tabli li:nth-child(5) {
    margin-left: 0;
  }
  .i-product-cate .tab2 {
    position: relative;
  }
}

@media screen and (max-width: 960px) {
  .i-product-cate {
    height: 400px;
  }
  .i-product-cate .tabli li .img1 {
    width: 31px;
  }
  .i-product-cate .tabli li h3 {
    line-height: 30px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    font-size: 12px;
  }
}

@media screen and (max-width: 500px){
    .i-product-cate {
    height: 360px;
  }
}
@media screen and (max-width: 450px){
    .i-product-cate {
    height: 340px;
  }
}

.i-yan {
  margin-top: 3%;
}

.i-yan h2 {
  font-size: 35px;
  color: #1a1a1a;
  text-align: center;
  border-bottom: 1px solid #bdbdbd;
  padding-bottom: 1%;
  position: relative;
  font-family: 微软雅黑;
}

.i-yan h2::after {
  content: '';
  display: block;
  width: 55px;
  height: 5px;
  position: absolute;
  left: 50%;
      margin-left: -32.5px;
  bottom: -3px;
  background: #1a1a1a;
}

.i-yan h2 p {
  color: #6d6d6d;
  font-size: 14px;
  font-weight: normal;
}

.i-yan .slick_fwfw {
  margin-top: 3%;
  padding: 0 3%;
}

.i-yan .slick_fwfw .slick-arrow {
  border: none;
  display: block;
  width: 47px;
  height: 112px;
  position: absolute;
  top: 50%;
  margin-top: -56px;
  font-size: 0;
  z-index: 99999;
}

.i-yan .slick_fwfw .slick-arrow:focus {
  outline: none;
}

.i-yan .slick_fwfw .slick-prev {
  background: url(../images/left.png) no-repeat;
  left: 0;
}

.i-yan .slick_fwfw .slick-next {
  background: url(../images/right.png) no-repeat;
  right: 0;
}

.i-yan .slick_fwfw .slick-slide {
  margin: .2%;
}


.i-he{
    margin-top: 3%;
    border-top:1px solid #b5b5b5;
    border-bottom: 1px solid #b5b5b5;
    padding:1% 0;
}
.i-he .slick_con{
    text-align: center;
    
}

.i-he .slick_con h3{
    text-align: center;
    color: #1f1a17;
}
.i-he .slick_con .img1{
    line-height: 72px;
    height: 72px;
    display: table-cell;
    vertical-align: middle;
}
.i-he .slick_con img{
    line-height: 72px;
    display:block;
}

.i-he .slick-arrow {
  border: none;
  display: block;
  width: 26px;
  height: 32px;
  position: absolute;
  top: 50%;
  margin-top: -13px;
  font-size: 0;
  z-index: 99999;
}

.i-he .slick-arrow:focus {
  outline: none;
}
.i-he .slick-prev {
  background: url(../images/left.png) no-repeat center;
  left: 0;
  background-size: 100%
}

.i-he .slick-next {
  background: url(../images/right.png) no-repeat center;
  right: 0;
  background-size: 100%
}