devdocs/assets/stylesheets/global/_variables.scss

$baseFont: -apple-system, BlinkMacSystemFont, San Francisco, Segoe UI, Roboto, Helvetica Neue, Helvetica, Arial, sans-serif;
$monoFont: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, Courier, monospace;
$boldFontWeight: 500;
$bolderFontWeight: 600;

$style: 'light';

$maxWidth: 80rem;
$headerHeight: 3rem;
$sidebarWidth: 20rem;
$sidebarMediumWidth: 16rem;
$sidebarHiddenWidth: 9px;

$contentBackground: #fff;
$documentBackground: #fafafa;

$textColor: #333;
$textColorLight: #666;
$textColorLighter: #888;

$inputFocusBorder: #35b5f4;

$focusBackground: #e5e5e5;
$focusBorder: #d4d4d4;
$focusText: #000;

$loadingText: #ccc;
$splashText: #ccc;

$selectionBackground: #398df0;
$selectionBorder: #196fc2;
$selectionText: #fff;

$highlightBackground: #fffdcd;

$linkColor: #3377c0;
$linkColorHover: #2f6cb6;
$linkTextDecoration: none;

$headerBackground: #eee;
$headerBorder: #d7d7d7;

$sidebarBackground: #f9f9f9;
$sidebarBorder: #e1e1e1;

$scrollbarColor: #d2d2d2;
$scrollbarColorHover: #aaa;

$pathBackground: $sidebarBackground;
$pathBorder: $sidebarBorder;

$noticeBackground: #faf9e2;
$noticeBorder: #e2e2c1;

$boxBackground: #fafafa;
$boxBorder: #d8d8d8;
$boxBorderLight: #e5e5e5;
$boxHeaderColor: $textColor;
$boxHeaderBackground: #f5f5f5;

$noteBackground: #f8f8dd;
$noteBorder: #d3d952;

$noteGreenBackground: #e7f8e1;
$noteGreenBorder: #89da70;

$noteBlueBackground: #d4f3fd;
$noteBlueBorder: #94bbeb;

$noteOrangeBackground: #fbe6d1;
$noteOrangeBorder: #ec8b01;

$noteRedBackground: #fed5d3;
$noteRedBorder: #dc7874;

$labelBackground: #f4f4f4;

$notifBackground: rgba(#333, .85);
$notifBorder: none;
$notifColor: #fff;
$notifColorLight: #ccc;

$tipBackground: rgba(#fffdcd, .95);
$tipBorder: 1px solid #e7dca9;

$mediumScreen: '(max-width: 800px)';

$contentZ: 1;
$sidebarZ: 2;
$headerZ: 3;
$noticeZ: 4;
$hoverZ: 5;