.h-10 {
    width: 100%;
    height: 10px;
}

.h-30 {
    width: 100%;
    height: 30px;
}

.h-50 {
    width: 100%;
    height: 50px;
}

.h-100 {
    width: 100%;
    height: 100px;
}
.h-150 {
    width: 100%;
    height: 150px;
}



.pad-10{
    padding: 10px;
}

.pad-rl-50{
    padding: 0 50px;
}

.nav-div {
    height: 60px;
    width: 1300px;
    min-width: 100%;
    /*background: rgba(0, 0, 0, .8);*/
    /* background: #000; */
    background: #555;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
}



.nav-div-row{
    width: 980px;
    margin: 0 auto;
    line-height: 60px;
}

.nav-ul{
    color: #fff;
}

.nav-ul>li>a {
    width: 120px;
    float: left;
    text-align: center;
    font-size: 14px;
}

.nav-ul>li>a:hover{
    background: #568BCC;
    text-decoration: none;
}

.main-div {
    min-width: 100%;
    z-index: 20;
}


.banner-div {
    margin: 0 auto;
    background: #ccc;
    width: 1300px;
    height: 450px;
    min-width: 100%;
}

.advantage-div {
    margin: 0 auto;
    background: rgba(0, 0, 0, .5);
    width: 1300px;
    height: 450px;
    min-width: 100%;
    z-index: 21;
    background-image: url("../images/bh-bd.png");
}

.server-div, .business-div {
    margin: 0 auto;
    width: 1300px;
    height: 450px;
    min-width: 100%;
}

.business-div {
    background-image: url("../images/bh-user.png");
}

.ck-div {
    margin: 0 auto;
    width: 1300px;
    height: 700px;
    min-width: 100%;
}

.bg-color-w {
    background: #fff;
}

.bg-color-g {
    background: rgb(249, 249, 249);
}

.footer-div {
    margin: 0 auto;
    width: 1300px;
    height: 180px;
    min-width: 100%;
}

.banner-img {
    width: 1300px;
    height: 450px;
    min-width: 100%;
}

.ck-div-row {
    width: 980px;
    margin: 10px auto;
    background: #fff;
    text-align: center;
    font-size: 14px;
    line-height: 20px;
    clear: both;
}

.ck-title {
    font-size: 30px;
    font-weight: bold;
    margin: 5px auto 15px;
}

.ck-h {
    height: 300px;
    margin-bottom: 50px;
}

.ck-item {
    height: 220px;
    width: 306px;
    float: left;
    margin-bottom: 30px;
    margin-right: 20px;
}

.ck-item-r {
    height: 220px;
    width: 306px;
    float: right;
    margin-right: 0;
    margin-bottom: 30px;
}

.ck-item-img {
    width: 80px;
    height: 80px;
    margin: 20px auto 10px;
}



.server-div-row {
    width: 980px;
    margin: 10px auto;
    text-align: center;
    clear: both;
}

.server-title {
    font-size: 16px;
    margin: 10px auto 10px;
    text-align: center;
    color: #888;
    z-index: 21;
}

.server-title-f {
    height: 40px;
    line-height: 40px;
    font-size: 30px;
    font-weight: bold;
    text-align: center;
}

.s-item-m {
    width: 300px;
    float: left;
}

.s-item-l {
    width: 340px;
    float: left;
}

.s-item-r {
    width: 340px;
    float: left;
}

.s-item-l-line {
    float: right;
    width: 180px;
    height: 20px;
    border-bottom: 1px solid #ddd;
}

.s-item-r-line {
    float: left;
    height: 20px;
    width: 180px;
    border-bottom: 1px solid #ddd;
}

.advantage-div-row {
    width: 980px;
    margin: 10px auto;
    text-align: center;
    clear: both;
}

.advantage-title {
    font-size: 16px;
    margin: 10px auto 10px;
    text-align: center;
    color: #fff;
}

.advantage-title-f {
    height: 40px;
    line-height: 40px;
    font-size: 30px;
    font-weight: bold;
    text-align: center;
}

.a-item-m {
    width: 200px;
    float: left;
    color: #fff;
}

.a-item-l {
    width: 390px;
    float: left;
}

.a-item-r {
    width: 390px;
    float: left;
}

.a-item-l-line {
    float: right;
    width: 120px;
    height: 20px;
    border-bottom: 1px solid #ddd;
}

.a-item-r-line {
    float: left;
    width: 120px;
    height: 20px;
    border-bottom: 1px solid #ddd;
}




.ys-div-row {
    width: 980px;
    margin: 10px auto;
    text-align: center;
    color: #fff;
    font-size: 14px;
    line-height: 20px;
    clear: both;
}


.ys-item {
    height: 220px;
    width: 306px;
    float: left;
    margin-bottom: 30px;
    margin-right: 20px;
}

.ys-item-r {
    height: 220px;
    width: 306px;
    float: right;
    margin-right: 0;
    margin-bottom: 30px;
}

.ys-item-img {
    width: 80px;
    height: 80px;
    margin: 20px auto 30px;
}

.ys-item-img {
    width: 80px;
    height: 80px;
    margin: 20px auto 10px;
}


.wl-img{
    width: 800px;
    height: 340px;
}



.yw-div-row {
    width: 980px;
    margin: 10px auto;
    text-align: center;
    color: #aaa;
    font-size: 14px;
    line-height: 20px;
    clear: both;

}


.yw-item {
    height: 220px;
    width: 306px;
    float: left;
    margin-bottom: 30px;
    margin-right: 20px;

    background: #fff;
    box-shadow: 10px 10px 15px #ccc;
}

.yw-item-r {
    height: 220px;
    width: 306px;
    float: right;
    margin-right: 0;
    margin-bottom: 30px;

    background: #fff;
    box-shadow: 10px 10px 5px #ccc;
}





.footer-t{

    height: 130px;
    margin: 0 auto;
    /* background: #000; */
    background: #555;
}

.footer-b{
    height: 50px;
    background: rgb(33,45,45);
    margin: 0 auto;
    text-align: center;
    line-height: 50px;
    color: #ccc;
}
.footer-b-b{
    height: 30px;
    font-size: 12px;
    background: #fff;
    margin: 0 auto;
    text-align: center;
    line-height: 30px;
    color: #999;
}

.nav-b-div-row {
    height: 60px;
    width: 100%;
    color: #ccc;
    line-height: 60px;
}



.nav-b-row {
    width: 980px;
    margin: 0 auto;
}

.nav-b-adr{
    font-size: 14px;
}