forked from mirrors/hugo-tufte
666 lines
14 KiB
SCSS
666 lines
14 KiB
SCSS
// Helper function for the normalize() mixin.
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@function _normalize-include($section, $exclude: null) {
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// Initialize the global variables needed by this function.
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@if not global_variable_exists(_normalize-include) {
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$_normalize-include: () !global;
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$_normalize-exclude: () !global;
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}
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// Since we are given 2 parameters, set the global variables.
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@if $exclude != null {
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$include: $section;
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// Sass doesn't have static variables, so the work-around is to stuff these
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// values into global variables so we can access them in future calls.
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$_normalize-include: if(type-of($include) == 'list', $include, ($include)) !global;
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$_normalize-exclude: if(type-of($exclude) == 'list', $exclude, ($exclude)) !global;
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@return true;
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}
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// Check if $section is in the $include list.
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@if index($_normalize-include, $section) {
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@return true;
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}
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// If $include is set to (all), make sure $section is not in $exclude.
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@else if not index($_normalize-exclude, $section) and index($_normalize-include, all) {
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@return true;
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}
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@return false;
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}
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@mixin normalize($include: (all), $exclude: ()) {
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// Initialize the helper function by passing it this mixin's parameters.
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$init: _normalize-include($include, $exclude);
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// If we've customized any font variables, we'll need extra properties.
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@if $base-line-height != 24px
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or $base-unit != 'em'
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or $h2-font-size != 1.5 * $base-font-size
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or $h3-font-size != 1.17 * $base-font-size
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or $h4-font-size != 1 * $base-font-size
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or $h5-font-size != 0.83 * $base-font-size
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or $h6-font-size != 0.67 * $base-font-size {
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$normalize-vertical-rhythm: true !global;
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}
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/*! normalize-scss | MIT/GPLv2 License | bit.ly/normalize-scss */
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@if _normalize-include(document) {
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/* Document
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========================================================================== */
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/**
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* 1. Correct the line height in all browsers.
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* 2. Prevent adjustments of font size after orientation changes in
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* IE on Windows Phone and in iOS.
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*/
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html {
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@if $base-font-family {
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/* Change the default font family in all browsers (opinionated). */
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font-family: $base-font-family;
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}
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@if $base-font-size != 16px or $normalize-vertical-rhythm {
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// Correct old browser bug that prevented accessible resizing of text
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// when root font-size is set with px or em.
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font-size: ($base-font-size / 16px) * 100%;
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}
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@if $normalize-vertical-rhythm {
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line-height: ($base-line-height / $base-font-size) * 1em; /* 1 */
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}
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@else {
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line-height: 1.15; /* 1 */
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}
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-ms-text-size-adjust: 100%; /* 2 */
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-webkit-text-size-adjust: 100%; /* 2 */
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}
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}
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@if _normalize-include(sections) {
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/* Sections
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========================================================================== */
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/**
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* Remove the margin in all browsers (opinionated).
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*/
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body {
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margin: 0;
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}
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/**
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* Add the correct display in IE 9-.
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*/
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article,
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aside,
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footer,
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header,
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nav,
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section {
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display: block;
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}
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/**
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* Correct the font size and margin on `h1` elements within `section` and
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* `article` contexts in Chrome, Firefox, and Safari.
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*/
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h1 {
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@include normalize-font-size($h1-font-size);
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@if $normalize-vertical-rhythm {
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@include normalize-line-height($h1-font-size);
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}
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@if $normalize-vertical-rhythm {
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/* Set 1 unit of vertical rhythm on the top and bottom margins. */
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@include normalize-margin(1 0, $h1-font-size);
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}
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@else {
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margin: 0.67em 0;
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}
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}
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@if $normalize-vertical-rhythm {
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h2 {
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@include normalize-font-size($h2-font-size);
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@include normalize-line-height($h2-font-size);
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@include normalize-margin(1 0, $h2-font-size);
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}
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h3 {
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@include normalize-font-size($h3-font-size);
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@include normalize-line-height($h3-font-size);
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@include normalize-margin(1 0, $h3-font-size);
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}
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h4 {
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@include normalize-font-size($h4-font-size);
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@include normalize-line-height($h4-font-size);
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@include normalize-margin(1 0, $h4-font-size);
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}
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h5 {
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@include normalize-font-size($h5-font-size);
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@include normalize-line-height($h5-font-size);
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@include normalize-margin(1 0, $h5-font-size);
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}
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h6 {
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@include normalize-font-size($h6-font-size);
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@include normalize-line-height($h6-font-size);
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@include normalize-margin(1 0, $h6-font-size);
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}
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}
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}
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@if _normalize-include(grouping) {
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/* Grouping content
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========================================================================== */
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@if $normalize-vertical-rhythm {
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/**
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* Set 1 unit of vertical rhythm on the top and bottom margin.
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*/
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blockquote {
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@include normalize-margin(1 $indent-amount);
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}
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dl,
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ol,
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ul {
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@include normalize-margin(1 0);
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}
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/**
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* Turn off margins on nested lists.
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*/
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ol,
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ul {
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ol,
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ul {
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margin: 0;
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}
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}
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dd {
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margin: 0 0 0 $indent-amount;
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}
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ol,
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ul {
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padding: 0 0 0 $indent-amount;
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}
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}
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/**
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* Add the correct display in IE 9-.
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*/
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figcaption,
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figure {
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display: block;
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}
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/**
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* Add the correct margin in IE 8.
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*/
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figure {
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@if $normalize-vertical-rhythm {
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@include normalize-margin(1 $indent-amount);
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}
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@else {
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margin: 1em $indent-amount;
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}
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}
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/**
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* 1. Add the correct box sizing in Firefox.
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* 2. Show the overflow in Edge and IE.
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*/
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hr {
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box-sizing: content-box; /* 1 */
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height: 0; /* 1 */
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overflow: visible; /* 2 */
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}
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/**
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* Add the correct display in IE.
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*/
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main {
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display: block;
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}
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@if $normalize-vertical-rhythm {
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/**
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* Set 1 unit of vertical rhythm on the top and bottom margin.
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*/
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p,
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pre {
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@include normalize-margin(1 0);
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}
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}
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/**
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* 1. Correct the inheritance and scaling of font size in all browsers.
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* 2. Correct the odd `em` font sizing in all browsers.
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*/
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pre {
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font-family: monospace, monospace; /* 1 */
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font-size: 1em; /* 2 */
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}
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}
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@if _normalize-include(links) {
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/* Links
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========================================================================== */
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/**
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* 1. Remove the gray background on active links in IE 10.
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* 2. Remove gaps in links underline in iOS 8+ and Safari 8+.
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*/
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a {
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background-color: transparent; /* 1 */
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-webkit-text-decoration-skip: objects; /* 2 */
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}
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}
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@if _normalize-include(text) {
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/* Text-level semantics
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========================================================================== */
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/**
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* 1. Remove the bottom border in Chrome 57- and Firefox 39-.
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* 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
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*/
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abbr[title] {
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border-bottom: none; /* 1 */
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text-decoration: underline; /* 2 */
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text-decoration: underline dotted; /* 2 */
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}
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/**
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* Prevent the duplicate application of `bolder` by the next rule in Safari 6.
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*/
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b,
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strong {
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font-weight: inherit;
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}
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/**
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* Add the correct font weight in Chrome, Edge, and Safari.
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*/
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b,
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strong {
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font-weight: bolder;
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}
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/**
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* 1. Correct the inheritance and scaling of font size in all browsers.
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* 2. Correct the odd `em` font sizing in all browsers.
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*/
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code,
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kbd,
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samp {
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font-family: monospace, monospace; /* 1 */
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font-size: 1em; /* 2 */
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}
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/**
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* Add the correct font style in Android 4.3-.
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*/
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dfn {
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font-style: italic;
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}
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/**
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* Add the correct background and color in IE 9-.
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*/
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mark {
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background-color: #ff0;
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color: #000;
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}
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/**
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* Add the correct font size in all browsers.
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*/
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small {
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font-size: 80%;
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}
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/**
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* Prevent `sub` and `sup` elements from affecting the line height in
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* all browsers.
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*/
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sub,
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sup {
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font-size: 75%;
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line-height: 0;
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position: relative;
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vertical-align: baseline;
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}
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sub {
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bottom: -0.25em;
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}
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sup {
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top: -0.5em;
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}
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}
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@if _normalize-include(embedded) {
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/* Embedded content
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========================================================================== */
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/**
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* Add the correct display in IE 9-.
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*/
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audio,
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video {
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display: inline-block;
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}
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/**
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* Add the correct display in iOS 4-7.
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*/
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audio:not([controls]) {
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display: none;
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height: 0;
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}
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/**
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* Remove the border on images inside links in IE 10-.
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*/
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img {
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border-style: none;
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}
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/**
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* Hide the overflow in IE.
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*/
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svg:not(:root) {
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overflow: hidden;
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}
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}
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@if _normalize-include(forms) {
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/* Forms
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========================================================================== */
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/**
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* 1. Change the font styles in all browsers (opinionated).
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* 2. Remove the margin in Firefox and Safari.
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*/
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button,
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input,
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optgroup,
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select,
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textarea {
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font-family: if($base-font-family, $base-font-family, sans-serif); /* 1 */
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font-size: 100%; /* 1 */
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@if $normalize-vertical-rhythm {
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line-height: ($base-line-height / $base-font-size) * 1em; /* 1 */
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}
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@else {
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line-height: 1.15; /* 1 */
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}
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margin: 0; /* 2 */
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}
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/**
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* Show the overflow in IE.
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*/
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button {
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overflow: visible;
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}
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/**
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* Remove the inheritance of text transform in Edge, Firefox, and IE.
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* 1. Remove the inheritance of text transform in Firefox.
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*/
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button,
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select { /* 1 */
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text-transform: none;
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}
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/**
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* 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
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* controls in Android 4.
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* 2. Correct the inability to style clickable types in iOS and Safari.
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*/
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button,
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html [type="button"], /* 1 */
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[type="reset"],
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[type="submit"] {
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-webkit-appearance: button; /* 2 */
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}
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button,
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[type="button"],
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[type="reset"],
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[type="submit"] {
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/**
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* Remove the inner border and padding in Firefox.
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*/
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&::-moz-focus-inner {
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border-style: none;
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padding: 0;
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}
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/**
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* Restore the focus styles unset by the previous rule.
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*/
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&:-moz-focusring {
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outline: 1px dotted ButtonText;
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}
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}
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/**
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* Show the overflow in Edge.
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*/
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input {
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overflow: visible;
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}
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/**
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* 1. Add the correct box sizing in IE 10-.
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* 2. Remove the padding in IE 10-.
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*/
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[type="checkbox"],
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[type="radio"] {
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box-sizing: border-box; /* 1 */
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padding: 0; /* 2 */
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}
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/**
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* Correct the cursor style of increment and decrement buttons in Chrome.
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*/
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[type="number"]::-webkit-inner-spin-button,
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[type="number"]::-webkit-outer-spin-button {
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height: auto;
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}
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/**
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* 1. Correct the odd appearance in Chrome and Safari.
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* 2. Correct the outline style in Safari.
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*/
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[type="search"] {
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-webkit-appearance: textfield; /* 1 */
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outline-offset: -2px; /* 2 */
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/**
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* Remove the inner padding and cancel buttons in Chrome and Safari on macOS.
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*/
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&::-webkit-search-cancel-button,
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&::-webkit-search-decoration {
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-webkit-appearance: none;
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}
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}
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/**
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* 1. Correct the inability to style clickable types in iOS and Safari.
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* 2. Change font properties to `inherit` in Safari.
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*/
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::-webkit-file-upload-button {
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-webkit-appearance: button; /* 1 */
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font: inherit; /* 2 */
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}
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/**
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* Correct the padding in Firefox.
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*/
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fieldset {
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padding: 0.35em 0.75em 0.625em;
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}
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/**
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* 1. Correct the text wrapping in Edge and IE.
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* 2. Correct the color inheritance from `fieldset` elements in IE.
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* 3. Remove the padding so developers are not caught out when they zero out
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* `fieldset` elements in all browsers.
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*/
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legend {
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box-sizing: border-box; /* 1 */
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display: table; /* 1 */
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max-width: 100%; /* 1 */
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padding: 0; /* 3 */
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color: inherit; /* 2 */
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white-space: normal; /* 1 */
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}
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/**
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* 1. Add the correct display in IE 9-.
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* 2. Add the correct vertical alignment in Chrome, Firefox, and Opera.
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*/
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progress {
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display: inline-block; /* 1 */
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vertical-align: baseline; /* 2 */
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}
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/**
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* Remove the default vertical scrollbar in IE.
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*/
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textarea {
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overflow: auto;
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}
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}
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@if _normalize-include(interactive) {
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/* Interactive
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========================================================================== */
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/*
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* Add the correct display in Edge, IE, and Firefox.
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*/
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details {
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display: block;
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}
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/*
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* Add the correct display in all browsers.
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*/
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summary {
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display: list-item;
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}
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/*
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* Add the correct display in IE 9-.
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*/
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menu {
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display: block;
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@if $normalize-vertical-rhythm {
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/*
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* 1. Set 1 unit of vertical rhythm on the top and bottom margin.
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* 2. Set consistent space for the list style image.
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*/
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@include normalize-margin(1 0); /* 1 */
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padding: 0 0 0 $indent-amount; /* 2 */
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/**
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* Turn off margins on nested lists.
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*/
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menu &,
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ol &,
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ul & {
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margin: 0;
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}
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}
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}
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}
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@if _normalize-include(scripting) {
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/* Scripting
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========================================================================== */
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/**
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* Add the correct display in IE 9-.
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*/
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canvas {
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display: inline-block;
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}
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/**
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* Add the correct display in IE.
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*/
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template {
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display: none;
|
|
}
|
|
}
|
|
|
|
@if _normalize-include(hidden) {
|
|
/* Hidden
|
|
========================================================================== */
|
|
|
|
/**
|
|
* Add the correct display in IE 10-.
|
|
*/
|
|
|
|
[hidden] {
|
|
display: none;
|
|
}
|
|
}
|
|
}
|