cheatsheet-styles: how meta

CONTRIBUTING.md

@@ -10,46 +10,7 @@ make
 
 ## CSS classes
 
-`h2` supports these:
+See <https://ricostacruz.com/cheatsheets/cheatsheet-styles> for a reference on styling.
-
-    {: .-two-column}
-    {: .-three-column}
-    {: .-wide-second}       # combine with -xxx-column
-    {: .-left-reference}
-
-`h3` supports these:
-
-    {: .-prime}             # Highlight the body
-
-`table` supports these:
-
-    {: .-shortcuts}
-    {: .-left-align}
-    {: .-headers}
-
-`p` supports these:
-
-    {: .-setup}             # Gray background
-    {: .-crosslink}         # Link with big arrow
-
-`pre` supports these:
-
-    {: .-setup}             # Gray background
-    {: .-box-chars}         # Box-drawing chars
-
-`ul` supports these:
-
-    {: .-also-see}
-    {: .-four-column}
-    {: .-six-column}
-
-`h3` sections can have:
-
-    pre
-    p
-    ul
-    table
-    h4
 
 ## Frontmatter
 

cheatsheet-styles.md

@@ -0,0 +1,344 @@
+---
+title: Cheatsheet styles
+layout: 2017/sheet
+tags: [WIP]
+intro: |
+  This is a reference of styles that you can use on Devhints cheatsheets. How
+  meta! You can refer to this when contributing your own cheatsheets to the [GitHub repo](https://github.com/rstacruz/cheatsheets/).
+---
+
+Sections
+--------
+{: .-three-column}
+
+### Adding variants
+{: .-prime}
+
+```
+## Section
+{: .-two-column}
+```
+
+Devhints uses Kramdown, and supports adding classes via Kramdown's syntax.
+
+### H2 sections
+
+| `-one-column` | 1 column |
+| `-two-column` | _(default)_ 2 columns |
+| `-three-column` | 3 columns |
+| `-wide-second` | Combine with `-three-column` |
+| `-left-reference` | 3 columns<br>_(short first column)_ |
+
+[H2 sections](#two-columns)
+{: .-crosslink}
+
+### H3 sections
+
+| `-prime` | Adds highlight |
+
+[H3 sections](#h3-sections-1)
+{: .-crosslink}
+
+### Tables
+
+| `-shortcuts` | For shortcut keys |
+| `-left-align` | Don't right align last column |
+| `-headers` | Show headers |
+
+[Tables](#tables-1)
+{: .-crosslink}
+
+### Code
+
+| `-setup` | Gray background |
+| `-box-chars` | Less line height<br>_for box drawing chars_ |
+
+[Code](#code-1)
+{: .-crosslink}
+
+### Paragraph
+
+| `-setup` | Gray background |
+| `-crosslink` | Has arrow on the link |
+{: .-gray}
+
+Paragraphs are automatically gray, unless they're the first elements in an H3 section.
+
+### Lists
+
+| `-also-see` | Lighter background |
+| `-four-column` | 4 columns |
+| `-six-column` | 6 columns |
+
+[Lists](#lists-1)
+{: .-crosslink}
+
+H3 sections
+-----------
+{: .-three-column}
+
+### Supported
+
+Each section can have the following children:
+
+#### White
+
+- `pre`
+- `ul`
+- `table`
+
+#### Gray
+
+- `p`
+- `h4`
+
+### Prime section
+{: .-prime}
+
+This is a section with `{: .-prime}`. Notice the fancy highlight! Great for "getting started" kind of snippets.
+
+### H3 section
+
+Every box is an H3 section. The box will encompass everything inside the body of the H3.
+
+This is a basic section with paragraphs in it.
+
+Code
+----
+{: .-three-column}
+
+### Basic code
+
+```js
+here.is(() => {
+  some.code()
+})
+```
+
+```js
+here.is.some.more()
+```
+
+Code blocks can be placed one after the other.
+
+See: [Cheatsheets](/)
+
+### Code with headings
+
+#### index.js
+{: .-file}
+
+```js
+here.is(() => {
+  some.code()
+})
+```
+
+#### other.js
+{: .-file}
+
+```js
+here.is.some.more()
+```
+
+Code blocks can have headings.
+
+### Highlighted lines
+
+```js
+app.start(() => {
+  const port = app.server.port
+  console.log(`Started at ${port}`)
+})
+```
+{: data-line="3"}
+
+Add `{: data-line="3"}` to add line highlights.
+
+### Multiple highlights
+
+```js
+app.start(() => {
+  const port = app.server.port
+  console.log(`Started at ${port}`)
+})
+```
+{: data-line="2,3"}
+
+Add `{: data-line="2,3"}` to add multiple line highlights.
+
+### Setup blocks
+
+```js
+import React from 'react'
+```
+{: .-setup}
+
+```js
+class Hello extends React.Component {
+  render () {
+    return <span>Hello</span>
+  }
+}
+```
+
+Add `{: .-setup}` to a `pre` or `table` or `ul`.
+
+### Long lines
+
+```js
+function createNode(nodeName: string, options: { key: string }) {
+  return true
+}
+```
+
+Long lines will have scrollbars.
+
+## Lists
+{: .-three-column}
+
+### Lists
+
+- This is
+- a list
+- with a few items
+
+Here's an extra paragraph after the list.
+
+### Lists with headings
+
+#### Part 1
+
+- `createElement()`
+- `componentDidMount()`
+- `componentWillUnmount()`
+
+#### Part 2
+
+- `shouldComponentUpdate()`
+- `componentWillReceiveProps()`
+
+
+Here's an extra paragraph after the list.
+
+## List columns
+{: .-one-column}
+
+### Six columns
+
+- One
+- Two
+- Three
+- Four
+- Five
+- Six
+- Seven
+- Eight
+- Nine
+- Ten
+- Eleven
+{: .-six-column}
+
+Add `{: .-six-column}` to make large lists.
+
+### Four columns
+
+- One
+- Two
+- Three
+- Four
+- Five
+- Six
+- Seven
+- Eight
+- Nine
+- Ten
+- Eleven
+{: .-four-column}
+
+Add `{: .-four-column}` to make large lists.
+
+### Also see
+
+- One
+- Two
+- Three
+- Four
+- Five
+- Six
+- Seven
+- Eight
+- Nine
+- Ten
+{: .-also-see}
+
+Add `{: .-also-see}`.
+
+## Tables
+{: .-three-column}
+
+### Basic table
+
+#### Date
+
+| Example         | Output                 |
+| ---             | ---                    |
+| `%m/%d/%Y`      | `06/05/2013`           |
+| `%A, %B %e, %Y` | `Sunday, June 5, 2013` |
+| `%b %e %a`      | `Jun 5 Sun`            |
+
+#### Time
+
+| Example         | Output                 |
+| ---             | ---                    |
+| `%H:%M`         | `23:05`                |
+| `%I:%M %p`      | `11:05 PM`             |
+
+This is a basic table with h4's.
+
+### Shortcuts
+
+| `V` | Vector |
+| `P` | Pencil |
+| `T` | Text |
+| `L` | Line |
+| `R` | Rectangle |
+| `O` | Oval |
+| `U` | Rounded |
+{: .-shortcuts}
+
+Add `{: .-shortcuts}` to tables.
+
+### With headers
+
+| Prefix | Example               | What     |
+| ---    | ---                   | ---      |
+| `//`   | `//hr[@class='edge']` | Anywhere |
+| `./`   | `./a`                 | Relative |
+| `/`    | `/html/body/div`      | Root     |
+{: .-headers}
+
+Add `{: .-headers}` to add headers.
+
+## Two columns
+
+### One
+
+```
+···
+```
+
+### Two
+
+```
+···
+```
+
+## One column
+{: .-one-column}
+
+### One
+
+```
+···
+```