.list-box{
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
}

.list-box .item{
    width: 100%;
    flex-shrink: 0;
    margin: auto 0.5%;
    margin-bottom: 15px;
}
.list-box .item .item-main{
    cursor: pointer;
    display: block;
    width: 100%;
    padding-top: 61.82%;
    border-radius: 6px;
    background-position: 50%;
    background-size: cover;
    position: relative;
}
.list-box .item .item-main .mask {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    background: -webkit-gradient(linear,left top,left bottom,from(transparent),to(rgba(0,0,0,.8)));
    background: linear-gradient(180deg,transparent,rgba(0,0,0,.8));
    border-radius: 6px;
}
.list-box .item .item-main .info {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
}
.list-box .item .item-main .info .title {
    font-weight: 600;
    font-size: 14px;
    line-height: 120%;
    color: #fff;
    margin: auto 12px 24px;
    transition: all .3s ease-in;
}

.list-box .item .item-main:hover .title{
    transform: translateY(-20px);
}
.list-box .item .item-main:hover{

}
/*<768 小屏幕*/
@media (max-width: 768px) {
    .info-box {
        margin-top: 20px;
    }

}
/*>=768 小屏幕*/
@media (min-width: 768px) {
    .list-box .item{
        width: 48%;
    }
    .list-box .item .item-main .info .title {
        font-size: 16px;
    }
}

/*>=992 中等屏幕*/
@media (min-width: 992px) {

    .list-box .item{
        width: 32.3%;
    }
    .list-box .item .item-main .info .title {
        font-size: 18px;
    }
}

/*>=1200 大屏幕*/
@media (min-width: 1200px) {
    .list-box .item{
        width: 24%;
    }
    .list-box .item .item-main .info .title {
        font-size: 20px;
    }
}

.server-box{
    background-color: #f4f4f4;
    padding: 60px 0 40px;
}
.server-box .title {
    margin-top: 20px;
    text-align: center;
    line-height: 160%;
    height: 56px;
    font-size: 32px;
    font-weight: normal;
    color: #2f2f2f;;
    position: relative;
}
.server-box .title:after{
    position: absolute;
    content: " ";
    width: 60px;
    height: 3px;
    background-color: #414141;
    bottom: 0;
    left: 50%;
    transform: translate(-50%, 0%);
}

.server-box .server-1 .article-content {
    text-align: center;
    margin: 15px auto;
}


.server-box .server-2 .link {
    margin: 20px auto 0;
    text-align: center;
    width: 85%;
}
.server-box .server-2 .link ul{
    display: flex;
    justify-content: space-around;
}

.server-box .server-2 .link a {
    display: block;
    font-size: 18px;
    color: #2f2f2f;
    line-height: 48px;
    height: 48px;
    padding-bottom: 2px;
    position: relative;
}
.server-box .server-2 .link li.cur a, .server-box .server-2 .link li:hover a {
    color: #2f2f2f;
}
.server-box .server-2 .link a i {
    position: absolute;
    width: 0;
    height: 2px;
    left: 50%;
    bottom: 0;
    background: #747474;
    -webkit-transition: left 0.3s, width 0.3s;
    transition: left 0.3s, width 0.3s;
}
.server-box .server-2 .link li.cur a i, .server-box .server-2 .link li:hover a i {
    width: 100%;
    left: 0;
}
.server-box .server-2 .content {
    margin: 0px auto 0;
}

.server-box .server-2 .content .article-content {
    float: left;
    width: 100%;
    display: none;
    margin: 20px auto;
}
.server-box .server-2 .content .article-content p{
    text-indent: 26px;
}
@media screen and (max-width: 768px) {
    .server-box .title{
        font-size: 24px;
        height: 40px;
        line-height: 160%;
    }
    .server-box .server-2 .link{
        margin: 15px auto 0;
        width: 100%;
    }
    .server-box .server-2 .link a {
        font-size: 15px;
        line-height: 160%;
        height: 28px;
    }
}

/*数字*/
.server-box .server-style {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    padding-bottom:50px;
}

.server-box .server-style  dl {
    text-align: center;
    vertical-align: middle;
    animation-delay: 0.1s;
    -webkit-animation-delay: 0.1s;
    -moz-animation-delay: 0.1s;
    -ms-animation-delay: 0.1s;
    -o-animation-delay: 0.1s;
    padding-top: 20px;
}

.server-box .server-style dl dt {
    font-size: 42px;
    line-height: 60px;
    letter-spacing: 2px;
    color: #2f2f2f;
    transition-delay: 0.9s;
    transition: all 2s ease;
}

.server-box .server-style dl .borDt {
    width: 180px;
    height: 180px;
    border-radius: 50%;
    border: 1px #2f2f2f solid;
    margin: auto;
    display: table;
    vertical-align: middle;
    position: relative;
}
.server-box .server-style dl .borDt .hidden-c{
    position: absolute;
    background: #f4f4f4;
    z-index: 2;
    height: 10px;
    width: 10px;
    border-radius: 50%;
}
.server-box .server-style dl .borDt .hidden-1{
    top: -5px;
    left: 50%;
    transform: translateX(-50%);
}
.server-box .server-style dl .borDt .hidden-2{
    top: 30%;
    left: 0px;
    transform: translateY(-30%);
}
.server-box .server-style dl .borDt .hidden-3{
    top: 30%;
    right: 0px;
    transform: translateY(-30%);
}
.server-box .server-style dl .borDt .hidden-4{
    bottom: 10%;
    left: 11%;
}
.server-box .server-style dl .borDt .hidden-5{
    bottom: 10%;
    right: 11%;
}
.server-box .server-style dl dt p {
    width: 100%;
    display: table-cell;
    vertical-align: middle;
}

.server-box .server-style dl dt em {
    font-size: 28px;
    color: #2f2f2f;
    line-height: 14px;
}

.server-box .server-style dl dt i {
    font-size: 14px;
    vertical-align: baseline;
}

.server-box .server-style dl dd {
    font-size: 16px;
    line-height: 140%;
    letter-spacing: 2px;
    color: #2f2f2f;
    margin-top: 10px;
}
@media screen and (max-width: 992px) {
    .server-box .server-style {
        flex-wrap: wrap;
        align-content: center;
    }

    .server-box .server-style dl .borDt {
        width: 120px;
        height: 120px;
        font-size: 24px;
        line-height: 60px;
    }

    .server-box .server-style dl dd {
        font-size: 16px;
    }
    .server-box .server-style dl dt em{
        font-size: 14px;
    }
}

@media screen and (max-width: 768px) {
    .server-box .server-style dl .borDt {
        width: 100px;
        height: 100px;
        font-size: 20px;
        line-height: 40px;
    }

    .server-box .server-style dl dd {
        font-size: 13px;
    }
    .server-box .server-style dl dt em{
        font-size: 12px;
    }
}


/*售后联系方式*/
.server-3 .content{
    text-align: center;
    margin-top: 20px;
}
.server-3 .line{
    position: absolute;
    right: 0;
    top: 50%;
    width: 2px;
    height: 100px;
    background: #8e8e8e;
    margin-top: -44px;
}
.server-3 .icon-tb .icon-contact-hotline{
    font-size: 28px;
}

.server-3 .tit{
    line-height: 26px;
    font-size: 18px;
    color: #222222;
    margin-bottom: 10px;
}
.server-3 .tit-box{
    height: 120px;
    display: flex;
    justify-content: center;
    flex-direction: column;
    align-items: center;
}
.server-3 .tit-b{
    font-weight: bold;
    color: #000000;
    font-size: 20px;
}
.server-3 .tit-img{
    width: 100px;
    margin: 0 auto;
}
.server-3 .tit-img img{
    width: 100%;
}
.server-3 .sale-link {
    background-color: #000000;
    padding: 10px 15px;
    border-radius: 15px;
    color: #fff;
    font-size: 16px;
    width: 120px;
}
.server-3 .tit-t{
    margin-top: 10px;
    color: #878787;
    font-size: 14px;
}
@media screen and (max-width: 992px) {
    .server-3 .line{
        display: none;
    }
}
@media screen and (max-width: 768px) {
    .server-3 .content{
        margin-left: auto;
        margin-right: auto;
    }
    .server-3 .content .item{
        margin-bottom: 20px;
        border-bottom: 1px dotted #8e8e8e;
        padding-bottom: 20px;
    }
    .server-3 .sale-link {
        font-size: 14px;
    }

    .server-3 .line{
        display: none;
    }
}