body {

    margin:0;

    background:#f5f5f5;

    font-family:
    Arial,
    "Microsoft YaHei",
    sans-serif;

}


.container {

    width:600px;

    margin:50px auto;

    text-align:center;

}



.avatar img {


    width:120px;

    height:120px;

    border-radius:50%;

    object-fit:cover;


}



h1 {

    font-size:36px;

}


.desc {

    color:#666;

    line-height:1.8;

}



.card {


    background:white;

    padding:20px;

    margin-top:20px;

    border-radius:10px;


    box-shadow:
    0 5px 15px rgba(0,0,0,0.1);


    text-align:left;


}



.card h2 {

    text-align:center;

}



li {

    margin:10px;

}



footer {


    margin-top:40px;

    color:#999;


}