.banner {
    width: 100%;
    overflow: hidden;
    height: 600px;
}

.banner-swiper {
    width: 100%;
    height: 600px;
    position: relative;
}

.banner-pagination {
    position: absolute;
    width: 100%;
    bottom: 10px;
    left: 0;
    right: 0;
    margin: auto;
    text-align: center;
}

.product-center {
    background-color: #fff;
    padding-top: 40px;
    padding-bottom: 120px;
}

.product-center .plate-title {
    padding-bottom: 40px;
    opacity: 0;
}
.product-center h2 {
    color: #0093dd;
}
.plate-content{
    position: relative;
}
.product-center .plate-content{
    opacity: 0;
}
.product-swiper {
    height: 280px;
    overflow: hidden;
}
.product-swiper .product-item{
    width: 278px;
    border: 1px solid #dcdcdc;
    margin: 0 auto;
    display: block;
    cursor: pointer;
}
.product-item .img-wrap{
    height: 228px;
}
.product-item p{
    line-height: 48px;
    border-top: 1px solid #dcdcdc;
    text-align: center;
}
.product-item:hover{
    border: 1px solid #0093dd;
}
.product-item:hover p{
    border-top: 1px solid #0093dd;
    background-color: #0093dd;
}
.plate-content>a{
    display: block;
    width: 55px;
    height: 55px;
    background-size: cover;
    position: absolute;
    top: 100px;
    cursor: pointer;
}
.plate-content a.product-prev{
    background: url(../images/product-swiper-prev.png) no-repeat center;
    left: -80px;
}
.plate-content a.product-next{
    background: url(../images/product-swiper-next.png) no-repeat center;
    right: -80px;
}

.about-us{
    width: 100%;
    height: 600px;
    background: url(../images/about-us-bg.png) no-repeat center;
    background-size: cover;
}
.about-us .plate-title{
    padding-top: 160px;
}
.about-us .plate-title h2{
    color: #fff;
}
.about-us .plate-content{
    float: right;
    width: 400px;
    height: 230px;
    border: 10px solid #002d52;
    border-top: 15px solid #002d52;
    border-bottom: 15px solid #002d52;
    position: relative;
    margin-top: -130px;
}

.choose-us{
    background-color: #fff;
    padding-top: 40px;
    padding-bottom: 30px;
}
.choose-us .plate-title{
    padding-bottom: 20px;
}
.choose-us .plate-title p{
    line-height: 40px;
}
.choose-us .plate-title p::before{
    display: none;
}
.choose-us .plate-title p::after{
    display: none;
}
.choose-us .plate-title h2{
    line-height: 60px;
}
.choose-us .plate-content{
    width: 1200px;
    height: 380px;
    overflow: hidden;
}
.choose-us ul{
    width: 1220px;
    margin-left: -10px;
}
.choose-us .choose-item{
    width: 280px;
    margin: 0 10px;
    float: left;
}
.choose-us .choose-item-cont{
    height: 380px;
    text-align: center;
}
.choose-item-cont.pros{
    background-color: #eeeeee;
    color: #313131;
}
.choose-item-cont.cons{
    background-color: #0093dd;
    color: #fff;
    display: none;
}
.choose-item-cont h3{
    font-size: 30px;
    line-height: 100px;
}
.choose-item-cont h5{
    font-size: 18px;
    font-family: "arial";
    padding-bottom: 28px;
    position: relative;
}
.choose-item-cont h5:before{
    content: "";
    display: block;
    width: 32px;
    height: 2px;
    position: absolute;
    bottom: 0;
    left: 124px;
}
.choose-item-cont.pros h5:before{
    background-color: #0093dd;
}
.choose-item-cont.cons h5::before{
    background-color: #fff;
}
.choose-item-cont p{
    padding: 34px 40px 0 40px;
    font-size: 16px;
    line-height: 30px;
    height: 110px;
}

.choose-item-cont.cons p{
    color: #fff;
}
.choose-item-cont span{
    display: block;
    width: 40px;
    height: 40px;
    margin: 0 auto;
    background-size: cover;
}
.choose-item-cont.pros span{
    background: url(../images/index-choose-icon2.png) no-repeat center;
}
.choose-item-cont.cons span{
    background: url(../images/index-choose-icon1.png) no-repeat center;
}
.choose-item:hover .choose-item-cont.pros{
    display: none;
}
.choose-item:hover .choose-item-cont.cons{
    display: block;
    animation: itemReversal .3s linear;
}

.middle-swiper{
    width: 100%;
    height: 500px;
    overflow: hidden;
    position: relative;
    z-index: 1;
}
.middle-swiper .swiper-wrap{
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
    width: 100000px;
}
.middle-swiper .swiper-slide{
    height: 500px;
    overflow: hidden;
    position: relative;
    z-index: 1;
    text-align: center;
}
.middle-swiper .swiper-slide a{
    position: absolute;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
}
.middle-swiper .swiper-slide h2{
    padding-top: 60px;
    font-size: 36px;
    color: #fff;
    font-weight: bold;
    line-height: 92px;
    position: relative;
    z-index: 20;
}
.middle-swiper .swiper-slide p{
    line-height: 48px;
    font-size: 24px;
    color: #fff;
    position: relative;
    z-index: 20;
}
.middle-swiper .swiper-slide span{
    display: inline-block;
    width: 138px;
    height: 38px;
    border: 2px solid #fff;
    line-height: 38px;
    position: relative;
    z-index: 20;
    margin-top: 80px;
    color: #fff;
}
.middle-swiper .swiper-slide b{
    position: absolute;
    display: block;
    top: 500px;
    left: 0;
    width: 100%;
    height: 500px;
    background-color: rgba(0,147,221,.3);
    z-index: 10;
}
.middle-swiper .swiper-slide:hover b{
    animation: hoverShow .5s linear;
    top: 0;
}

.news-info{
    padding-top: 30px;
    padding-bottom: 60px;
}
.news-info .plate-title{
    padding-bottom: 20px;
}
.news-info .plate-title h2{
    color: #0093dd;
    
}
.news-info ul {
    overflow: hidden;
}
.news-item{
    float: left;
    width: 50%;
    padding: 10px 0;
    overflow: hidden;
}
.news-date{
    width: 75px;
    height: 75px;
    color: #fff;
    background-color: #0093dd;
    text-align: center;
}
.news-date span{
    display: block;
    font-size: 24px;
    line-height: 30px;
}
.news-date p{
    font-size: 16px;
    line-height: 30px;
}
.news-description{
    width: 450px;
    padding-left: 10px; 
    padding-right: 60px;
}
.news-description h3{
    font-size: 24px;
    color: #313131;
}
.news-description p{
    font-size: 16px;
    color: #626262;
    padding-top: 8px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}