.center3{
    width: 1210px;
    margin: 40px auto;
}
.video-box ul>li{
    float: left;
    width: 393px;
    height: 362px;
    border: 1px solid #dcdcdc;
    margin: 0 5px 40px 5px;
    padding: 24px;
}
.video-box ul > li:hover {
    border: 1px solid #3189ed;
}
.video-time{
    font-size: 14px;
    color: #666;
    margin-bottom:40px;
}
.video-time .video-date{
    font-size: 36px;
    color:#000  
}
.video-box li h4{
    font-size: 16px;
    line-height: 20px;
    height: 40px;
    overflow: hidden;
    color: #000;
    font-weight: bold;
    margin-bottom: 20px;
}
.video-box .cover-image{
    position: relative;
    width: 400px;
    margin: auto;
}
.video-box .cover-image .video-image{
    width: 355px;
    height: 225px;
}
.video-icon{
    position: absolute;
    top:50%;
    left:45%;
    margin-top:-28px;
    margin-left:-28px;
    width:56px;
    height:56px;
}
/* 客户案例 */
.case-box{
    width: 100%;
    padding-top:40px;
}
.case-ul li{
    float: left;
    width: 360px;
    text-align: center;
    margin: 0 20px;
    margin-bottom: 40px;  
}
.case-ul li a{
    font-size: 16px;
    font-weight: bold;
    color: #333;
}
.case-ul .case-image{
    width: 360px;
    height: 270px;
    border: 1px solid #dcdcdc;
    margin-bottom: 16px;
}
.case-ul .case-image:hover {
    border: 1px solid #3189ed;
}

.case-ul2 li {
    float: left;
    width: 240px;
    text-align: center;
    margin: 0 20px;
    margin-bottom: 40px;
}

.case-ul2 li a {
    font-size: 16px;
    font-weight: bold;
    color: #333;
}

.case-ul2 .case-image {
    width: 240px;
    height: 150px;
    border: 1px solid #dcdcdc;
    margin-bottom: 16px;
}

.case-ul2 .case-image:hover {
    border: 1px solid #3189ed;
}
/* 联系我们 */
.contant-way{
    width: 1200px;
    margin: 60px auto;
    padding-bottom: 20px;
}
.contant-way .way-wrap{
    width: 578px;
    height: 342px;
}
.way-list ul{
    display: flex;
    justify-content: space-around;
    border: 1px solid #dcdcdc;
}
.way-list ul li{
    height: 260px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    font-size: 16px;
}
.way-list ul li img{
    width:60px;
    height: 60px;
    margin-bottom:10px;
}
.way-wrap .address {
    height: 80px;
    line-height: 80px;
    background-color: #3189ed;
    color: #fff;
    font-size: 18px;
    text-align: center;
}
/* 留言 */
.message-form{
    width: 570px;
    font-size: 16px;
    color: #333;
}
.message-form input{
    width: 490px;
    height: 40px;
    border: 0;
    background-color: #f9f9f9;
    padding: 0 12px;
    margin-left: 8px;
}
.message-form input:focus {
    border: 1px solid #3189ed;
}
.message-form .input-item{
    margin-bottom: 32px;
}

.message-content textarea{
    width: 490px;
    height:116px;
    border: none;
    flex: 1;
    resize:none; 
    padding:12px;
    margin-left: 8px;
    background-color: #f9f9f9;
    margin-bottom: 32px;
}
.message-content textarea:focus {
    border: 1px solid #3189ed;
}
.submit-btn button{
    width: 253px;
    height: 48px;
    font-size: 16px;
    color: #fff;
    background-color: #EA585D;
    border: 0;
    margin-left: 68px;
    cursor: pointer;
}
.message-form label{
    width: 60px;
    text-align: right;
    display: inline-block;
}