body {
    font-family: "宋体", "微软雅黑 Light", Arial, sans-serif;
    font-size: 12px;
    max-width: 1200px;
}

h1, h2, h3 {
    border-bottom: 1px solid #f1f1f1;
    padding-bottom: 5px;
}

button {
    cursor: pointer;
    margin: 3px 0;
    border: none;
    outline: none;
}

p, ol li, ul li {
    font-size: 1.2em;
    line-height: 1.8em;
}

p {
    background: #f8f8f8;
    border-left: 3px solid #42b983;
    border-radius: 0 6px 6px 0;
    padding: 5px 8px 5px 12px;
}

code {
    padding: 3px;
    border: 1px solid #ddd;
    border-radius: 3px;
}

.colorText {
    font-size: 1.5em;
    cursor: pointer;
}