h1, h2 {
    font-family: "Microsoft Yahei";
    border-bottom: 4px solid black !important;;
    line-height: 1.3;
    margin-bottom: 0.25em;
    padding: 0;
    font-weight: bold;
margin-bottom: 0.25em !important;
}

h1 {
    font-size: 1.8em !important;
    margin-bottom: -0.4em;
    margin: 0px;
}

h2 {
  margin-top: 1em !important;
}

pre {
    display: block;
    padding: 9.5px;
    margin: 0;
    font-size: 13px;
    line-height: 1.42857143;
    color: #333;
    word-break: break-all;
    word-wrap: break-word;
    background-color: #f5f5f5;
    border: 1px solid #ccc;
    border-radius: 4px;
    overflow-x: auto;
}

tt {
    font-family: Courier, "Courier New", "Lucida Console", Monaco, Consolas;
    background-color: #eff0f1;
    border: 1px solid #ccc;
    border-radius: 0.2em;
    white-space: pre-wrap;
    line-height: 26px;
    margin: 0 0px;
    margin: 0 -4px;
    font-size: 0.938em;
    font-weight: bold;
    position: relative;
    bottom: 1px;
    padding: 5px 5px 4px 5px;
}

a {
    background: none;
}

a.hover {
    text-decoration: none !important;;
}

a.hover:hover {
    text-decoration: underline !important;
}