common.css

body {
    font-size: 16px;
    font-family: Lato, "Helvetica Neue", Arial, "Microsoft Yahei", Helvetica, sans-serif;
}

.ui.header {
    font-family: Lato, "Helvetica Neue", Arial, "Microsoft Yahei", Helvetica, sans-serif;
}

.main.container {
    padding: 2em 0em 7em;
}

.masthead.segment {
    padding: 3em 0em;
}

img {
    border: 1px solid rgb(220, 220, 220);
}

code {
    padding: 0;
    padding-top: 0.2em;
    padding-bottom: 0.2em;
    margin: 0;
    font-size: 85%;
    font-family: Consolas, monospace;
    background-color: rgba(27, 31, 35, 0.05);
    border-radius: 3px;
}

code::before,
code::after {
    letter-spacing: -0.2em;
    content: "\00a0";
}

abbr[title] {
    text-decoration: none;
}

kbd {
    display: inline-block;
    padding: 3px 5px;
    font-size: 11px;
    font-family: Consolas, monospace;
    line-height: 10px;
    color: #444d56;
    vertical-align: middle;
    background-color: #fafbfc;
    border: solid 1px #c6cbd1;
    border-bottom-color: #959da5;
    border-radius: 3px;
    box-shadow: inset 0px -1px 0px #959da5;
}

pre {
    display: block;
    margin-top: 0;
    margin-bottom: 1rem;
    padding: 1rem;
    font-size: .8rem;
    line-height: 1.4;
    white-space: pre-wrap;
    word-break: break-all;
    word-wrap: break-word;
    background-color: #f0f0f0;
}

pre code {
    padding: 0;
    font-family: "Consolas", monospace;
    font-size: 100%;
    color: inherit;
    background-color: transparent;
}

pre code::before,
pre code::after {
    letter-spacing: 0;
    content: none;
}

blockquote {
    margin: 0 0 1rem;
    padding: .5rem 1rem;
    border-left: 3px solid #dfdfdf;
}

a[target="_blank"]:after {
    content: "";
    background: url("external-link.svg");
    background-size: 12px 12px;
    display: inline-block;
    height: 12px;
    width: 12px;
    margin-left: 4px;
    margin-bottom: -1px;
}