body{
    background: #F7F7F7;
}
/* 头部样式 */
.head{
    height: 500px;
    background: url(../images/applicationDetails.png) no-repeat;
}
.head span{
    margin-top: 174px;
    margin-bottom: 20px;
    display: inline-block;
    font-size: 40px;
    color: #FFFFFF;
    font-weight: bold;
}
.head p{
    width: 1010px;
    height: 124px;
    color: #FFFFFF;
    line-height: 28px;
}

/* 案例简介样式 */
.intro{
    padding-top: 74px;
    padding-bottom: 90px;
    position: relative;
    background: #FFF;
}
.intro>div>p{
    margin-bottom: 34px;
    font-weight: bold;
    font-size: 40px;
    color: #333;
}
.intro>div>.text{
    width: 600px;
    height: 383px;
    line-height: 30px;
    color: #333;
}
.intro>div .box{
    width: 700px;
    height: 400px;
    overflow: hidden;
}
.intro>div .play{
    width: 100%;
    height: 100%;
    cursor: pointer;
    transition: all .3s ease-in-out;
}
.intro>div .box{
    position: relative;
}
.intro>div .box:hover .play{
    transform: scale(1.2,1.2);
}
.intro>div .player{
  position: absolute;
  top: 0px;
  bottom: 0px;
  left: 0px;
  right: 0px;
  margin: auto;
  cursor: pointer;
}
.intro>div>.text p{
    margin-bottom: 30px;
}

/* 业务挑战样式 */
.business>p{
    font-weight: bold;
    font-size: 40px;
    color: #333333;
    margin-top: 100px;
    margin-bottom: 77px;
}
.business ul {
    display: flex;
}
.business li{
    width: 266px;
    display: inline-block;
    margin-right: 95px;
}
.business li:nth-child(4n){
    margin-right: 0px;
}
.business li img{
    width: 60px;
    height: 60px;
}
.business li span{
    display: block;
    margin-top: 39px;
    margin-bottom: 14px;
    font-weight: bold;
    color: #333;
}
.business li p{
    line-height: 24px;
    color: #333;
}

/* 方案优势样式 */
.scheme{
    height: 740px;
    margin-top: 112px;
    background: url(../images/applicationDetails2.png) no-repeat;
    overflow: hidden;
}
.scheme div>p{
    font-weight: bold;
    font-size: 40px;
    color: #FFFFFF;
    margin-top: 89px;
}
.scheme ul{margin-top: 80px;display: flex;justify-content: space-between;flex-wrap: wrap;}
.scheme ul li{width: 560px;margin-bottom: 70px;}
.scheme ul li .title{font-size: 24px;color: #fff;font-weight: bold;line-height: 32px;padding-left: 40px;position: relative;}
.scheme ul li .title::before{content: '';width: 20px;height: 20px;background: #A8875A;border-radius: 50%;position: absolute;left: 0;top: 50%;margin-top: -10px;}
.scheme ul li .txt{font-size: 16px;line-height: 1.7;color: #999;margin-top: 16px;padding-left: 40px;}

/* 相关产品样式 */
.product{
    height: 704px;
    background: #fff;
    overflow: hidden;
    position: relative;
}
.product p{
    font-weight: bold;
    font-size: 40px;
    color: #333333;
    margin-top: 80px;
}
.product li{
    width: 450px;
    height: 425px;
    margin-top: 44px;
    text-align: center;
    background: #F7F7F7;
    display: inline-block;
    box-sizing: border-box;
    border:1px solid #C4C4C4;

}
.product .pic{
    padding: 21px 30px 0;
    height: 315px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.product .pic img{
    display: block;
    max-width: 100%;
    max-height: 315px;
}


.product span{
    margin-top: 27px;
    font-weight: bold;
    color: #333333;
    display: block;
}
.product .bannerBox{
    width: 1400px;
}
.product .swiper-container{
    width: 100%;
    height: 100%;
}
.product .bannerBox .swiper-button-prev{
  width: 66px;
  height: 66px;
  background: url(../img/product1.png)no-repeat;
  background-size: auto;
  margin-left: 51px;
  position: absolute;
  top: 245px;
  left: -130px;
}
.product .bannerBox .swiper-button-prev::after{
  content: '';
}
.product .bannerBox .swiper-button-prev:hover{
  background-image: url(../img/product2.png);
}
.product .bannerBox .swiper-button-next{
  width: 66px;
  height: 66px;
  background: url(../img/product3.png)no-repeat;
  background-size: auto;
  margin-right: 51px;
  position: absolute;
  top: 245px;
  right: -130px;
}
.product .bannerBox .swiper-button-next::after{
  content: '';
}
.product .bannerBox .swiper-button-next:hover{
  background-image: url(../img/product4.png);
}