Richard, details on the full capabilities of Spectre.css can be found in the Official Spectre Documentation

The Quark theme is the new default theme for Grav built with Spectre.css the lightweight, responsive and modern CSS framework. Spectre provides basic styles for typography, elements, and a responsive layout system that utilizes best practices and consistent language design.

Headings

H1 Heading 40px

H2 Heading 32px

H3 Heading 28px

H4 Heading 24px

H5 Heading 20px
H6 Heading 16px
# H1 Heading
# H1 Heading `40px`</small>`

<span class="h1">H1 Heading</span>

Paragraphs

Lorem ipsum dolor sit amet, consectetur adipiscing elit. Praesent risus leo, dictum in vehicula sit amet, feugiat tempus tellus. Duis quis sodales risus. Etiam euismod ornare consequat.

Climb leg rub face on everything give attitude nap all day for under the bed. Chase mice attack feet but rub face on everything hopped up on goofballs.

Markdown Semantic Text Elements

Bold **Bold**

Italic _Italic_

Deleted ~~Deleted~~

Inline Code `Inline Code`

HTML Semantic Text Elements

I18N <abbr>

Citation <cite>

Ctrl + S <kbd>

TextSuperscripted <sup>

TextSubscripted <sub>

Underlined <u>

Highlighted <mark>

<time>

x = y + 2 <var>

Blockquote

The advance of technology is based on making it fit in so that you don't really even notice it, so it's part of everyday life.

- Bill Gates

> The advance of technology is based on making it fit in so that you don't really even notice it,
> so it's part of everyday life.
>
> <cite>- Bill Gates</cite>

Unordered List

  • list item 1
  • list item 2
    • list item 2.1
    • list item 2.2
    • list item 2.3
  • list item 3
* list item 1
* list item 2
    * list item 2.1
    * list item 2.2
    * list item 2.3
* list item 3

Ordered List

  1. list item 1
  2. list item 2
    1. list item 2.1
    2. list item 2.2
    3. list item 2.3
  3. list item 3
1. list item 1
1. list item 2
    1. list item 2.1
    1. list item 2.2
    1. list item 2.3
1. list item 3

Table

Name Genre Release date
The Shawshank Redemption Crime, Drama 14 October 1994
The Godfather Crime, Drama 24 March 1972
Schindler's List Biography, Drama, History 4 February 1994
Se7en Crime, Drama, Mystery 22 September 1995
| Name                        | Genre                         | Release date         |
| :-------------------------- | :---------------------------: | -------------------: |
| The Shawshank Redemption    | Crime, Drama                  | 14 October 1994      |
| The Godfather               | Crime, Drama                  | 24 March 1972        |
| Schindler's List            | Biography, Drama, History     | 4 February 1994      |
| Se7en                       | Crime, Drama, Mystery         | 22 September 1995    |

Notices

The notices styles are actually provided by the markdown-notices plugin but are useful enough to include here:

This is a warning notification

This is a error notification

This is a default notification

This is a success notification

! This is a warning notification

!! This is a error notification

!!! This is a default notification

!!!! This is a success notification