print.css

pre {
    white-space: pre-wrap !important;
}

pre,
blockquote {
    page-break-inside: avoid;
}

thead {
    display: table-header-group;
}

tr,
img {
    page-break-inside: avoid;
}

p,
h2,
h3 {
    orphans: 3;
    widows: 3;
}

h2,
h3 {
    page-break-after: avoid;
}

a {
    color: currentColor;
    text-decoration: none;
}

* {
    outline: none;
}

button:-moz-focusring,
[type="button"]:-moz-focusring,
[type="reset"]:-moz-focusring,
[type="submit"]:-moz-focusring {
    outline: none;
}

/* Print background graphics */
@media print and (color) {
    * {
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

#document-controls, #github-link, iframe {
    display: none !important;
}