printable.css

body {
    /*width: 800px;*/
    /*margin: 0px auto;*/
    /*color: #3E4349;*/
    color: black;
    font: 10pt Georgia, serif;
    line-height: 140%;
}

pre {
    font: 9pt Courier, monospace;
    color: black;
    border-color: #3E4349;
    border-style: solid;
    border-width: 1px;
    padding: 3pt;
    margin-left: 50px;
    margin-right: 50px;
}
pre code {
    font-weight: normal;
}
code {
    white-space: pre;
    font-weight: bold;
}
p {
    !line-height: 140%;
}

h1 {
    font: 18pt Courier, monospace;
    text-align: center;
    color: black;
    font-weight: bold;
}
h2 {
    font: 14pt Georgia, serif;
    font-style: italic;
    text-align: left;
    counter-increment: section;
}
h2:before {
   content: counter(section) ". ";
}
h3 {
    font: 12pt monospace;
    text-align: left;
    color: black;
    counter-increment: subsection;
}
h3:before {
   content: counter(section) "." counter(subsection) ". ";
}

img { /*disable Fork at Github stamp*/
    display: none;
    visibility: hidden;
}
iframe { /*disable youtube video*/
    display: none;
    visibility: hidden;
}
div { /*disable links in the bottom of the page*/
    display: none;
    visibility: hidden;
}
a { /*disable all links*/
    display: none;
    visibility: hidden;
}

.dashdash:before { content: "--"; }
.dashdash:after { content: "--"; color: white; }

.ellipsis:before { content: "..."; color: white; }
.ellipsis:after { content: "..."; }

.brackets:before { content: "["; }
.brackets:after { content: "]"; }

.angular:before { content: "<"; }
.angular:after { content: ">"; }

.parens:before { content: "("; }
.parens:after { content: ")"; }

.upper { text-transform: uppercase; }