*
{
    margin: 0;
    padding: 0;
    list-style: none;
    text-decoration: none;
    font-family: 'Micrsoft Yahei';
}

.html,body{
    width: 100%;
}
.center{
    width: 1200px;
    margin: 0 auto;
    zoom:1;
}
.center::after {
    display: block;
    clear: both;
    content: "";
    visibility: hidden;
    height: 0;
}
.banner{
    width: 100%;
    height: 313px;
    background: url(../../images/page-top.png) center;
}
.top{
    width: 100%;
    height: 20px;
    margin: 20px 0px 20px 0px;
    text-align: left;
    font-size: 16px;
}
.top .title{
    color: rgb(100, 100, 100);  
}
.title-1{
    color: #5c7be5;
}
.page-title{
    width: 1200px;
    height: 40px;
    border-bottom: 1px solid rgb(100, 100, 100);
    padding-bottom: 20px;
}
.page-top{
    font-size: 28px;
    font-weight: bolder;
    color: #5c7be5;
}
.video_box{
    width: 100%;
    height: 600px;
    /* background: url(../../images/2/7zhong.mp4.png) no-repeat center center; */
    /* background-size: 100% 100%; */
    margin-top: 30px;
}
/* .video_box video{
    display: block;
    width: 100%;
    height: 100%;
    object-fit: fill;
} */
.page{
    width: 100%;
}
.page p{
    line-height: 40px;
    padding: 50px 0px 60px 0px;
    text-indent: 2em;
    text-align: justify;
}
.footer{
    height: 169px;
    margin-top: 60px;
    background: url(../../images/down.png);
    text-align: center;
    line-height: 30px;
    padding: 66px 0;
    color: #ffffff;
    box-sizing: border-box;   
}