body{
    background: #F0F0F0;
}
/* 头部 */
.title{
    width: 100%;
    height: 500px;
    background: url(../images/title1.png);
}
.title div{
    padding: 174px 0px;
}
.title p:nth-child(1){
    font-weight: bold;
    font-size: 40px;
    color: #FFFFFF;
}
.title p:nth-child(2){
    width: 1010px;
    margin-top: 20px;
    font-size: 16px;
    color: #FFFFFF;
    line-height: 30px;
}

/* 产品特点 */
.trait{
    margin-top: 100px;
    margin-bottom: 130px;
    position: relative;
}
.trait .left{
    width: 600px;
}
.trait .left>p{
    font-weight: bold;
    font-size: 40px;
    text-align: center;
}

.trait-list{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    width: 420px;
    margin: 0 auto;
}

.trait-list li{
    text-align: center;
    cursor: pointer;
    margin-top: 50px;
}
.trait-list li .pic{
    width: 80px;
    height: 80px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}
.trait-list li .pic img{
    display: block;
    max-width: 80px;
    max-height: 80px;
}
.trait-list li .pic .show{
    display: none;
}
.trait-list li.active .pic .show,
.trait-list li:hover .pic .show{
    display: block;
}
.trait-list li.active .pic  .default,
.trait-list li:hover .pic .default{
    display: none;
}
.trait-list li.active p,
.trait-list li:hover p{
    font-weight: bold;
}

.trait-three-list li:first-child{width: 100%;}
.trait-four-list{width: 300px;}
.trait-four-list li:first-child,
.trait-four-list li:nth-child(3){margin-right: 40px;}
.trait-five-list{width: 500px;}
.trait-five-list li{width: 33.3333%;}
.trait-five-list li:last-child{margin-right: 33.3333%;}
.trait-six-list{width: 500px;}
.trait-six-list li{width: 33.3333%;}

.trait .left li p{
    font-size: 20px;
    margin-top: 30px;
    color: #333;
}
.trait .right{
    margin-top: 26px;
    margin-right: 82px;
}
.trait .right img,
.trait .right video{
    display: block;
    width: 710px;
    height: 400px;
}
.trait .right .item{
    display: none;
}
.trait .right .show{
    display: block;
}
.trait .shadow{
    position: absolute;
    top: 0px;
    right: 50px;
    z-index: -1;
}

/* 产品性能 */
.nature .headline{
    width: 100%;
    height: 70px;
    background: #A8875A;
}
.nature .headline ul{display: flex;justify-content: center;}
.nature .headline li{
    text-align: center;
    width: 300px;
    line-height: 70px;
    display: inline-block;
    font-weight: bold;
    font-size: 20px;
    color: #FFFFFF;
    cursor: pointer;
}
.nature .headline .default{
    background: #8D724D;
}
.nature .submenu>div{
  display: none;
}
.nature .submenu>.selected{
  display: block;
}
.nature .bottom{
    width: 100%;
    height: 880px;
    background: url(../images/nature.png) no-repeat;
    background-size: 100% 880px;
}
.nature .head{
    height: 142px;
    overflow: hidden;
    position: relative;
    z-index: 0;
}
.nature .head img{
    position: absolute;
    top: 131px;
    z-index: -1;
}
.nature .head ul{
    margin-top: 70px;
    display: flex;
    justify-content: center;
}
.nature .head li{
    width: 94px;
    height: 60px;
    line-height: 60px;
    float: left;
    font-size: 30px;
    color: #FFFFFF;
    opacity: 0.5;
    margin: 0 94px;
    cursor: pointer;
}
.nature .head .show{
    opacity: 1;
    border-bottom: 3px solid #A8875A;
    font-weight: bold;
}
/* .nature .head li:nth-child(1){
    opacity: 1;
    border-bottom: 3px solid #A8875A;
} */
.nature .details>div{
  display: none;
}
.nature .details .selected{
  display: block;
}
/* 短图片样式 */
.nature .short>ul{
    padding: 0px 35px;
    margin-top: 75px;
}
.nature .short>ul li{
    float: left;
    width: 36%;
    margin-bottom: 30px;
    display: flex;
    align-items: center;
}
.nature .short>ul li:nth-child(3n){
    width: 28%;
}

.nature .short>ul .img{
    display: flex;
    align-items: center;
    justify-content: center;
    width: 58px;
    height: 58px;
}
.nature .short>ul .img img{
    display: block;
    max-width: 58px;
    max-height: 58px;
}
.nature .short>ul div{
    margin-left: 12px;
}
.nature .short>ul p{
    font-weight: bold;
    color: #FFFFFF;
    line-height: 40px;
    height: 40px;
}
.nature .short>ul span{
    display: block;
    color: #FFFFFF;
    opacity: 0.65;
    line-height: 24px;
    height: 24px;
    margin-top: 5px;
}



.nature .foot{
    padding: 0px 155px;
    margin-top: 32px;
    overflow: hidden;
}
.nature .foot .img{
  float: left;
  width: 393px;
  height: 365px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: -20px;
}
.nature .foot .img img{
    display: block;
    max-width: 100%;
    max-height: 365px;
}

.nature .foot ul{
    width: 530px;
    margin-top: 35px;
    margin-right: 64px;
}
.nature .foot li{
    padding-left: 37px;
    box-sizing: border-box;
    height: 45px;
    background: #373C49;
    line-height: 45px;
    color: #FFFFFF;
    float: left;
}
.nature .foot li:nth-child(2n-1){
    width: 262px;
    font-size: 16px;
    margin-right: 2px;
    margin-bottom: 2px;
}
.nature .foot li:nth-child(2n){
    width: 320px;
    font-size: 21px;
    font-weight: bold;
    margin-bottom: 2px;
}

/* 长图片样式 */
.nature .long .pic{
  margin-top: 82px;
    display: flex;
    float: left;
    width: 500px;
    height: 610px;
    align-items: center;
    justify-content: center;
}
.nature .long .pic img{
    display: block;
    max-width: 100%;
    max-height: 610px;
}
.nature .long .main{
    width: 744px;
    float: right;
    margin-top: 70px;
}

.nature .long .data-list li{
  float: left;
  width: 50%;
  display: flex;
  align-items: center;
  margin-bottom: 35px;
}
.nature .long .data-list li div{
    margin-left: 12px;
}
.nature .long .data-list li p{
    font-size: 30px;
    line-height: 40px;
    height: 40px;
    font-weight: bold;
    color: #fff;
}
.nature .long .data-list li span{
    display: block;
    color: #FFFFFF;
    opacity: 0.65;
    line-height: 24px;
    height: 24px;
    margin-top: 5px;
}
.nature .long .applong{
    display: none;
}
.nature .tb-list{
    width: 527px;
    margin-top: 20px;
}
.nature .long .tb-list{float: none;}

.nature .tb-list li{
    float: left;
    background: #373C49;
    height: 45px;
    line-height: 45px;
    margin: 0 1px 1px 0;
    width: 262px;
    box-sizing: border-box;
    padding-left: 42px;
    font-size: 16px;
    color: #f8f9fa;
}
.nature .tb-list li:nth-child(2n){
    width: 262px;
    font-weight: bold;
    padding-left: 36px;
    font-family: Helvetica;
    font-size: 16px;
}

/* 系列产品 */
.more{
    /* height: 987px; */
    padding-bottom: 100px;
    background: #F0F0F0;
}
.more .content{
    position: relative;
    overflow: hidden;
}
/* .more div{
    display: inline-block;
} */
.more p{
    width: 290px;
    height: 80px;
    background: #A8875A;
    font-weight: bold;
    font-size: 40px;
    color: #FFFFFF;
    line-height: 80px;
    text-align: center;
    margin-bottom: 75px;
    position: absolute;
    top: 188px;
    left: 0px;
}
.more .head{
    margin-top: 345px;
}
.more .head li{
    width: 433px;
    height: 50px;
    line-height: 50px;
    padding-left: 112px;
    font-size: 16px;
    box-sizing: border-box;
    background:#FFFFFF;
    margin-right: 2px;
    margin-bottom: 2px;
    color: #666;
}
.more .head li:nth-child(1){
    height: 70px;
    line-height: 70px;
    background: #666666;
    font-size: 20px;
    font-weight: bold;
    color: #FFFFFF;
    margin-bottom: 12px;
}
.more .parameter li{
    width: 100%;
    height: 50px;
    line-height: 50px;
    font-size: 16px;
    background:#FFFFFF;
    margin-right: 2px;
    margin-bottom: 2px;
    box-sizing: border-box;
    text-align: center;
    color: #666;
}
.more .parameter li:nth-child(1){
    height: 343px;
    font-size: 20px;
    background: #F0F0F0;
    justify-content: center;
    display: flex;
    align-items: center
}

.more .parameter li .pic{
    height: 145px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.more .parameter li .pic img{
    display: block;
    max-width: 100%;
    max-height: 303px;
}

.more .parameter li:nth-child(1) img{
    align-items: center;
}
.more .parameter li:nth-child(2){
    height: 70px;
    line-height: 70px;
    background: #666666;
    font-size: 20px;
    font-weight: bold;
    color: #FFFFFF;
    margin-bottom: 12px;
}
.more .swiper-container{
    width: 965px;
    /* height: 1228px; */
    display: inline-block;
    position: static;
}
.more .bannerBox{
    width: 965px;
    float: left;
}
.more .bannerBox .swiper-button-prev{
  width: 80px;
  height: 80px;
  background: url(../img/product1.png) no-repeat;
  background-size: auto;
  margin-left: 51px;
  position: absolute;
  top: 210px;
  left: -120px;
}
.more .bannerBox .swiper-button-prev::after{
  content: '';
}
.more .bannerBox .swiper-button-prev:hover{
  background-image: url(../img/product2.png) !important;
}
.more .bannerBox .swiper-button-next{
  width: 80px;
  height: 80px;
  background: url(../img/product3.png) no-repeat;
  background-size: auto;
  margin-right: 105px;
  position: absolute;
  top: 210px;
  right: -120px;
}
.more .bannerBox .swiper-button-next::after{
  content: '';
}
.more .bannerBox .swiper-button-next:hover{
  background-image: url(../img/product4.png) !important;
}

.other-pro{padding-top: 80px;}
.other-pro .pro-title{font-size: 40px;color: #333;font-weight: bold;line-height: 53px;text-align: center;}
.other-swiper{position: relative;margin-top: 60px;}
.more .other-swiper .swiper-container{width: 100%;}
.other-swiper .swiper-slide a{display: block;}
.other-swiper .swiper-slide .pic{box-sizing: border-box;width: 100%;height: 315px;padding: 30px;display: flex;justify-content: center;align-items: center;border:1px solid #C4C4C4;background: #f7f7f7;}
.other-swiper .swiper-slide .pic img{max-width: 100%;max-height: 248px;}
.other-swiper .swiper-slide .name{font-size: 20px;line-height: 26px;color: #333;text-align: center;margin-top: 14px;}
.other-swiper .swiper-button-next,
.other-swiper .swiper-button-prev{width: 66px;height: 66px;background: url('../img/product1.png');margin-top: -33px;left: -86px;}
.other-swiper .swiper-button-next{left: auto;right: -86px;background: url('../img/product3.png');}
.other-swiper .swiper-button-prev:hover{background: url('../img/product2.png');}
.other-swiper .swiper-button-next:hover{background: url('../img/product4.png');}
.other-swiper .swiper-button-next:after, .other-swiper .swiper-button-prev:after{display: none;}
