silverstripe-framework/admin/scss/_reset.scss

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2016-02-10 23:13:32 +01:00
// Based on [Eric Meyer's reset 2.0](http://meyerweb.com/eric/tools/css/reset/index.html)
// Global reset rules.
// For more specific resets, use the reset mixins provided below
@mixin global-reset {
html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
@include reset-box-model;
@include reset-font; }
// Unlike Eric's original reset, we reset the html element to be compatible
// with the vertical rhythm mixins.
html {
@include reset-body; }
ol, ul {
@include reset-list-style; }
table {
@include reset-table; }
caption, th, td {
@include reset-table-cell; }
q, blockquote {
@include reset-quotation; }
a img {
@include reset-image-anchor-border; }
@include reset-html5; }
// Reset all elements within some selector scope. To reset the selector itself,
// mixin the appropriate reset mixin for that element type as well. This could be
// useful if you want to style a part of your page in a dramatically different way.
@mixin nested-reset {
div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ol, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed,
figure, figcaption, footer, header, hgroup,
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
@include reset-box-model;
@include reset-font; }
table {
@include reset-table; }
caption, th, td {
@include reset-table-cell; }
q, blockquote {
@include reset-quotation; }
a img {
@include reset-image-anchor-border; } }
// Reset the box model measurements.
@mixin reset-box-model {
margin: 0;
padding: 0;
border: 0; }
// Reset the font and vertical alignment.
@mixin reset-font {
font: inherit;
font-size: 100%;
vertical-align: baseline; }
// Resets the outline when focus.
// For accessibility you need to apply some styling in its place.
@mixin reset-focus {
outline: 0; }
// Reset a body element.
@mixin reset-body {
line-height: 1; }
// Reset the list style of an element.
@mixin reset-list-style {
list-style: none; }
// Reset a table
@mixin reset-table {
border-collapse: collapse;
border-spacing: 0; }
// Reset a table cell (`th`, `td`)
@mixin reset-table-cell {
text-align: left;
font-weight: normal;
vertical-align: middle; }
// Reset a quotation (`q`, `blockquote`)
@mixin reset-quotation {
quotes: none;
&:before, &:after {
content: "";
content: none; } }
// Resets the border.
@mixin reset-image-anchor-border {
border: none; }
// Unrecognized elements are displayed inline.
// This reset provides a basic reset for block html5 elements
// so they are rendered correctly in browsers that don't recognize them
// and reset in browsers that have default styles for them.
@mixin reset-html5 {
#{elements-of-type(html5-block)} {
display: block; } }
// Resets the display of inline and block elements to their default display
// according to their tag type. Elements that have a default display that varies across
// versions of html or browser are not handled here, but this covers the 90% use case.
// Usage Example:
//
// // Turn off the display for both of these classes
// .unregistered-only, .registered-only
// display: none
// // Now turn only one of them back on depending on some other context.
// body.registered
// +reset-display(".registered-only")
// body.unregistered
// +reset-display(".unregistered-only")
@mixin reset-display($selector: "", $important: false) {
#{append-selector(elements-of-type("inline"), $selector)} {
@if $important {
display: inline !important; }
@else {
display: inline; } }
#{append-selector(elements-of-type("block"), $selector)} {
@if $important {
display: block !important; }
@else {
display: block; } } }
@include global-reset;