.container{

    width: 1200px;
    height: 1600px;
    margin: 0px auto;
}


.header{

    width:1200px; 
    height:160px; 
    font-family: sans-serif;
    background-color: cornsilk;
}
.logo{

    float: left;
    width: 240px;
    height: 160px;
}
.companyname{
    text-align: left;
    float: left;
    width: 956px;
    height: 160px;
    color: blue;
}
.cnname{
    font-size: 56px;
    margin-top: 25px;
}
.enname{
    font-size: 36px;
}

.menu{
    font-size: 26px;
    margin-top: 80px;
    color: blue;
} 
.menu a{
    text-decoration: none;
}
.menu a:hover{
    color: red;
}
.banner{

    margin-top: 10px;
    background:url(/img/back.jpg);
    overflow: hidden;
}
.banner img{
    float: left;
    opacity: 0.6;
}
ul{
    width: 400%;
    height: 100%;
    animation: picmove 12s linear infinite forwards;
}
@keyframes picmove {
    from {
        transform: translate(0);
    }
    to {
        transform: translate(-1800px);
    }
}
@keyframes picmove {
    from {
        transform: translate(0);
    }
    to {
        transform: translate(-1200px);
    }
}
.buttonpic{
    margin-top: 60px;
    height: 400px;
}
.certification{
    float: left;
}
.location{
    float: left;
}
.line{
    margin-top: 60px;
    width: 1200px;
    height: 20px;
    background-color: blue;
}
.buttoninfo{
    margin-top: 60px;
    text-align: left;
    margin-left: 200px;
    font-size: 26px;
    
}
.buttoninfo a{
    text-decoration: none;
}