/* product_box */
.product_box{
  width: 100%;
  background: #e5e5e5;
}
.product_box .product_box1{
  max-width: 1300px;
  margin: 0 auto;
}
.product_box .product_box1 .ul1{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}
.product_box .product_box1 ul li:nth-child(1){
  width: 20%;
}
.product_box .product_box1 ul li:nth-child(2){
  width: 80%;
}
.product_box .product_box1 ul li:nth-child(1) h1{
  color: #444444;
  font-size: 34px;
  margin-top: 100px;
}
.product_box .product_box1 ul li:nth-child(1)  ul{
  margin-top: 57px;
}
.product_box .product_box1 ul li:nth-child(1) a{
  display: block;
  width: 290px;
  height: 52px;
  line-height: 52px;
  text-indent: 2rem;
}
/* .product_box .product_box1 .ul1 li:nth-child(1) .lpl .qwe .active{
  background: #3f5fbc;
  color: #fff;
  display: block;
  width: 310px;
  height: 52px;
  line-height: 52px;
  text-indent: 2rem;
} */
.product_box .product_box1 ul .qwe a  .active{
  background: #3f5fbc;
  color: #fff;
  display: block;
  width: 300px;
  height: 52px;
  line-height: 52px;
  text-indent: 2rem;
}
.product_box1 .ul1 .jij .lpl .qwe .active{
  background: #3f5fbc;
  color: #fff;
  display: block;
  width: 300px;
  height: 52px;
  line-height: 52px;
  text-indent: 2rem;
}
.product_box .product_box1 ul .qwe a:hover{
  background: #3f5fbc;
  color: #fff;
}
.product_box .product_box1 ul li:nth-child(2) .oos{
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  margin-top: 197px;
  margin-left: 45px;
}
.product_box .product_box1 ul li:nth-child(2) .oos li:nth-child(1){
  position: relative;
  right: 19px;
}
.product_box .product_box1 ul li:nth-child(2) .oos li{
  width: 278px;
  height: 352px;
}
.product_box .product_box1 ul li:nth-child(2) .oos li img{
  width: 278px;
  height: 258px;
}
.product_box .product_box1 ul li:nth-child(2) .oos li .title{
  width: 278px;
  margin: 0 auto;
}
.product_box .product_box1 ul li:nth-child(2) .oos li .title p{
  text-align: center;
  line-height: 94px;
  font-size: 15px;
  color: #666666;
}
.product_box .product_box1 .ul1 .jij .lpl li:nth-child(1){
  animation:fadeInLeft;
  animation-duration: 0.3s;
}
.product_box .product_box1 .ul1 .jij .lpl li:nth-child(2){
  animation:fadeInLeft;
  animation-duration: 0.6s;
}
.product_box .product_box1 .ul1 .jij .lpl li:nth-child(3){
  animation:fadeInLeft;
  animation-duration: 0.9s;
}
.product_box .product_box1 .ul1 .jij .lpl li:nth-child(4){
  animation:fadeInLeft;
  animation-duration: 1.2s;
}