h1{
    font-family: serif;
}

#page-title{
    font-family:'Courier New', Courier, monospace;
}

li{
    font-family: 'Times New Roman', Times, serif;
    /*将列表转换为横排 */
    display: inline-block;
}

.title{
    font-family: monospace;
    padding-top: 10pt;
    border-color: aqua;
    border-width: 12px;
    border-radius: 5px;
    border-top: calc();
    border-left: 0cqh;
}