* {
    margin: 0;
    padding: 0;
}
ul,ol,li {
    list-style: none;
}
a {
    text-decoration: none;
    color: #ccc;
}
a > img {
    border: 0;
}
.clear {
    clear: both;
}
.head {
    height: 100px;
    background: #000;
}
.nav {
    overflow: hidden;
    width: 1200px;
    margin: 0 auto;
    line-height: 100px;
}
.nav-item {
    float: left;
    width: 20%;

}
.banner {
    height: 600px;
    background: url("http://www.df01.top/images/banner.jpg") no-repeat left top;
}
.floor-title {
    text-align: center;
    color: #fff;
    font-size: 40px;
    line-height: 100px;
}
.case {
    background: #acc;
    padding: 100px 0;
}
.case-box {
    overflow: hidden;
    width: 1200px;
    margin: 0 auto;
    padding: 20px 0;
}
.case-item {
    float: left;
    width: 15%;
    padding: 3% 5%;
}

.case-item img {
    width: 100%;
    transition: all 0.6s;
}
.case-item img:hover {
    transform: scale(1.2);
}

.cus {
    background: #fcc;
    padding: 100px 0 150px;
}
.cus-box {
    overflow: hidden;
    width: 1200px;
    margin: 20px auto 0;
}
.cus-item {
    float: left;
    background-color: #fff;
    width: 25%;
    margin-left: 12%;
    box-shadow: 0px 3px 13px 0px rgba(0, 0, 0, 0.14);
}
.cus-item-first {
    margin-left: 0;
}
.cus-item:hover {
    transition: .3s all;
    box-shadow: 0px 6px 17px #888888;
}
.cus-item img {
    width: 100%;
}
.cus-item p {
    line-height: 50px;
    text-align: center;
    color: #000;
}
.foot {
    background: #000;
    padding: 50px 0;
}
.foot-box {
    width: 1200px;
    margin: 0 auto;
    text-align: center;
    color: #fff;
}
.foot-box p{
    line-height: 50px;
}
.foot-box p a:hover {
    text-decoration: underline;
}

.box {
    overflow: hidden;
    width: 1200px;
    margin: 150px auto 200px;
}
.box-title {
    font-size: 35px;
}
.box-left {
    float: left;
    width: 40%;
}
.box-left-list {
    padding: 22px;
}
.box-left-list li {
    cursor: pointer;
    font-size: 20px;
    padding: 18px 20px 25px 25px;
    border-bottom: 1px solid #E8E8E8;
}
.box-right {
    float: left;
    width: 50%;
    margin-left: 10%;
}
.box-right-list {
    overflow: hidden;
    padding: 30px 0;
}
.box-right-item {
    overflow: hidden;
}
.box-right-item {
    float: left;
    width: 23%;
    padding: 3% 5%;
}

.box-right-item img {
    width: 100%;
    /*transition: all 0.6s;*/
}
/*.box-right-item img:hover {
    transform: scale(1.2);
}*/
.box-right-item p {
    line-height: 50px;
    text-align: center;
    color: #000;
}
.box-right-article {
    padding: 30px 0;
}
.box-right-article h3 {
    /*font-weight: normal;*/
    line-height: 50px;
    margin-top: 10px;
}
.box-right-article p {
    margin: 10px 0;
}
.box-right-article img {
    width: 100%;
}