@font-face {
    font-family: '方正书宋';
    src: url('方正书宋GBK.ttf');
}

* {
    box-sizing: border-box;
    font-family: 方正书宋, Tahoma, Verdana, Arial, sans-serif;
}

html {
    font-size: 20px;
}

@media only screen and (max-width: 600px) {
    html {
        font-size: 12px;
        max-width: 38rem;
    }
}

body {
    padding: 1rem;
    max-width: 1200px;
    color: #333;
    margin: 0 auto;
    user-select: none;
}

a {
    color: #333;
    text-decoration: none;
}

.button {
    padding: 0.5rem 1rem;
    border: 1px solid #333;
}

.button:hover {
    color: white;
    background-color: rgba(0, 0, 0, 0.5);
}

table {
    width: 100%;
    border-collapse: collapse;
}

table > thead > tr > th,
table > tbody > tr > td {
    padding: 0.5rem 1rem;
    text-align: center;
    border: 1px solid black;
}