#center{
    width: 100%;
}
#box{
    width: 960px;
    margin: 0 auto;
    margin-bottom: 60px;
}
#box h1{
    margin: 60px 0;
}
#box ul{
    overflow: hidden;
}
#box ul li{
    float: left;
    margin: 0 30px;
}
#box ul li img{
    vertical-align: middle;
    margin-right: 10px;
    width: 180px;
    height: 120px;
    padding: 2px;
    border: 1px solid #ccc;
}
#box ul input{
    width: 16px;
    height: 16px;
}
#box button{
    width: 230px;
    height: 50px;
    font-family: 'Microsoft yahei';
    margin-top: 60px;
    font-size: 20px;
    background: #f60;
    color: #fff;
    border: none;
    cursor: pointer;
    display: block;
    margin: 60px auto;
}