Typography

Consistent reset styles for standard HTML typography, lists, inline and block elements.

Examples

Headings and text

<h1>

Heading 1

<h2>

Heading 2

<h3>

Heading 3

<h4>

Heading 4

<h5>

Heading 5

<h6>

Heading 6
<p>

The quick brown fox jumps over the lazy dog.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
123456789

<small>

The quick brown fox jumps over the lazy dog.
ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
123456789

Lists

<ol>

  1. Item
  2. Item
  3. Item
  4. Item

<ul>

  • Item 1
  • Item 2
  • Item 3
  • Item 4

<dl>

Term 1
Description
Term 2
Description

Inline elements

Bold/strong
Italic/emphasis
Superscript(1)
Subscript(2)
Delete

Mark
Small
Keyboard
Code
Abbr

Block elements

<details>

Summary

Details body content

<blockquote>

Blockquote with author and citation.

— Editor Daily Blog

<hr>

<pre>

:where(html) {
  color-scheme: light dark;
  color: CanvasText;
  background-color: Canvas;
}

<figure> with caption

Forest covered in snow with sunset filtering between tall trees.
Winter forest

Using the module

Add the sassmods.scss to your custom styles as below then include the Sass mixin anywhere below.

custom.scss 
@use "sassmods/scss/sassmods" as *;
@include typography-css;

See customizing for information about using the Sass and CSS variables in the source code (see below) to customize the styles, and Sass variables (on the using SassMods page) for other ways to use the variables to create custom styles.

Source code

_typography.scss 
// ---------------------------------------------------------- 
// Typography
// ----------------------------------------------------------
$text-color:                  var(--text, CanvasText) !default;
$background-color:            var(--background, Canvas) !default;
$font-family:                 system-ui, -apple-system, Arial, Helvetica, sans-serif !default;
$html-font-size:              var(--html-fs, clamp(100%, 40% + 0.666vw, 140%)) !default;
$body-font-size:              var(--body-fs, 1rem) !default;
$body-font-weight:            var(--body-fw, normal) !default;
$body-line-height:            var(--body-lh, 1.5) !default;

$link-color:                  var(--link, LinkText) !default;
$link-decoration-width:       1px !default;
$link-decoration-color:       color-mix(in srgb, var(--link, LinkText) 75%, Canvas) !default;
$link-underline-offset:       0.1175em !default;
$visited-color:               color-mix(in srgb, var(--visited, LinkText) 75%, white) !default;
$visited-decoration-color:    color-mix(in srgb, var(--visited, LinkText) 50%, Canvas);
$hover-color:                 color-mix(in srgb, var(--hover, LinkText) 75%, white) !default;

$heading-font-weight:         var(--heading-fw, 700) !default;
$heading-line-height:         var(--heading-lh, 1.2) !default;
$heading-text-wrap:           var(--heading-tw, pretty) !default;
$heading-margin-bottom:       var(--heading-mb, 0.75rem) !default;
$h1-font-size:                var(--h1-fs, 2.125rem) !default;
$h2-font-size:                var(--h2-fs, 1.75rem) !default;
$h3-font-size:                var(--h3-fs, 1.5rem) !default;
$h4-font-size:                var(--h4-fs, 1.375rem) !default;
$h5-font-size:                var(--h5-fs, 1.25rem) !default;
$h6-font-size:                var(--h6-fs, 1.063rem) !default;

$para-font-size:              var(--para-fs, inherit) !default;
$para-margin-bottom:          var(--para-mb, 1rem) !default;
$para-text-wrap:              var(--para-tw, pretty) !default;
$list-margin-bottom:          var(--list-mb, 1rem) !default;
$list-text-wrap:              var(--list-tw, pretty) !default;
$list-indent:                 var(--li-ps, 2rem) !default;
$dl-list-indent:              var(--dd-ms, 1rem) !default;

$small-font-size:             0.906em !default;
$small-font-size-heading:     0.75em !default;
$code-color:                  color-mix(in srgb, CanvasText 60%, Canvas) !default;
$kbd-padding-block:           0.1em !default;
$kbd-padding-inline:          0.35em !default;
$kbd-background-color:        color-mix(in srgb, CanvasText 5%, Canvas) !default;
$kbd-radius:                  0.125em !default;

$pre-padding:                 1rem !default;
$pre-margin-bottom:           1rem !default;
$pre-border-color:            color-mix(in srgb, CanvasText 12%, Canvas) !default;
$pre-background-color:        color-mix(in srgb, CanvasText 1%, Canvas) !default;
$blockquote-padding-block:    0.75rem !default;
$blockquote-padding-inline:   1rem !default;
$blockquote-margin-bottom:    1rem !default;
$blockquote-border-color:     color-mix(in srgb, CanvasText 12%, Canvas) !default;
$blockquote-border:           1px !default;
$blockquote-border-left:      10px !default;

@mixin typography-css {

:where(:not([popover], dialog)) {
  margin: 0;
}

*, *::before, *::after {
  box-sizing: border-box;
}

:where(html) {
  color-scheme: light dark;
  color: $text-color;
  font-size: $html-font-size;
  font-family: $font-family;  
  background-color: $background-color;
  block-size: 100%;
}

:where(body) {
  font-size: $body-font-size;
  font-weight: $body-font-weight;
  line-height: $body-line-height;
}

:where(a) {
  color: $link-color;
  overflow-wrap: break-word;
  text-decoration-color: $link-decoration-color;
  text-decoration-thickness: $link-decoration-width;
  text-underline-offset: $link-underline-offset;
}

:where(a:visited) {
  color: $visited-color;
  text-decoration-color: $visited-decoration-color;
}

:where(a:hover) {
  color: $hover-color;
  text-decoration: none;
}

:where(h1, h2, h3, h4, h5, h6) a {
  text-decoration: none;
}

:where(h1, h2, h3, h4, h5, h6) {
  font-weight: $heading-font-weight;
  line-height: $heading-line-height;
  text-wrap: $heading-text-wrap;
  margin-block-end: $heading-margin-bottom;
}

:where(h1) {
  font-size: $h1-font-size;
}

:where(h2) {
  font-size: $h2-font-size;
}

:where(h3) {
  font-size: $h3-font-size;
}

:where(h4) {
  font-size: $h4-font-size;
}

:where(h5) {
  font-size: $h5-font-size;
}

:where(h6) {
  --heading-lh: 1.25;
  font-size: $h6-font-size;
}

:where(p) {
  font-size: $para-font-size;
  text-wrap: $para-text-wrap;
  margin-block-end: $para-margin-bottom;
}

:where(ol, ul, dl) {
  text-wrap: $list-text-wrap;
  margin-block-end: $list-margin-bottom;
}

:where(ol, ul) {
  padding-inline-start: $list-indent;
}

:where(ol) {
  list-style-type: var(--marker, decimal);
}

:where(ul) {
  list-style-type: var(--marker, disc);
}

:where(ol ol, ul ul, ol ul, ul ol, dl dl) {
  --mb: 0;
}

:where(dt) {
  font-weight: var(--fw);
}

:where(dt):not(:first-child) {
  margin-block-start: var(--dt-mt);
}

:where(dd) {
  margin-inline-start: $dl-list-indent;
}

:where(small) {
  font-size: $small-font-size;
}

:where(h1, h2, h3, h4, h5, h6) small {
  font-size: $small-font-size-heading;
}

:where(bold, strong) {
  font-weight: var(--fw, bold);
}

:where(abbr[title]) {
  cursor: help;
}

:where(code) {
  color: $code-color;
  word-wrap: break-word;
}

a > :where(code) {
  color: inherit;
}

:where(kbd) {
  padding-block: $kbd-padding-block;
  padding-inline: $kbd-padding-inline;
  background-color: $kbd-background-color;
  border-radius: $kbd-radius;
}

:where(pre) {
  overflow: auto;
  padding: $pre-padding;
  margin-block-end: $pre-margin-bottom;
  border: 1px solid $pre-border-color;
  background-color: $pre-background-color;
}

:where(pre code) {
  color: revert;
  word-break: normal;
}

:where(address) {
  font-style: normal;
  margin-block-end: var(--mb, 1rem);
}

:where(blockquote) {
  padding-block: $blockquote-padding-block;
  padding-inline: $blockquote-padding-inline;
  margin-block-end: $blockquote-margin-bottom;
  border: $blockquote-border solid $blockquote-border-color;
  border-inline-start-width: $blockquote-border-left;
}

:where(blockquote p) {
  --mb: 0;
}

:where(blockquote p:first-of-type) {
  --mb: 0.25rem;
}

:where(details) {
  margin-block-end: 1rem;
}

:where(summary) {
  cursor: pointer;
}

:where(details[open] summary) {
  margin-block-end: var(--mb-open, 0.75rem);
}

:where(hr) {
  box-sizing: content-box;
  block-size: 0;
  overflow: visible;
  border: none;
  border-block-start: 1px solid color-mix(in srgb, CanvasText 12%, Canvas);
  margin-block-end: 1rem;
}

:where(figure) {
  margin-block-end: 1rem;
}

:where(img, svg, video, audio, iframe, embed, object) {
  display: block;
}

:where(img, svg) {
  max-inline-size: 100%;
}

:where(iframe) {
  border: 0;
}

} // End typography mixin