Version 4 (#261)

* Update for v4

- Rewrite all content in Markdown
- Drop some outdated content
- Fix all open issues
- New project logo
- Updated design

* Add CSS Colors section for color syntax and contrast

* edit

* More code cleanup, new logical properties section, link more color stuff

* Update README.md

* Few tweaks

* Update social image, favicon, and OG and Twitter images

* Update image URL

README.md

@@ -1,16 +1,40 @@
-# Code Guide
+<h3 align="center">
+  <a href="https://codeguide.co/">
+    <img src="code-guide-logo.png" alt="Code Guide logo" width="192" height="192">
+  </a>
+  <br>
+  Code Guide
+</h3>
+
+<p align="center" markdown="1">
+  Standards for developing consistent, flexible, and sustainable HTML and CSS.
+  <br>
+  <a href="https://codeguide.co"><strong>Start reading ☞</strong></a>
+</p>
 
-Code Guide is a set of standards for developing consistent, flexible, and sustainable HTML and CSS. It comes from years of experience writing code on projects of all sizes. It's not the end-all be-all, but it's a start.
+---
 
-**[Start reading ☞](https://codeguide.co)**
+## Setup
 
----
+Code Guide is built on Jekyll and hosted on GitHub Pages. To install Jekyll:
+
+```sh
+gem install jekyll
+```
+
+To start the local server:
+
+```sh
+jekyll serve
+```
+
+Open `localhost:4000` in your browser.
 
-### License
+## License
 
 Released under MIT by, and copyright, @mdo.
 
-### Translations
+## Translations
 
 Translations are maintained by their creators and may not always be up to date with the original here.
 

_config.yml

@@ -4,3 +4,5 @@ url: https://codeguide.co
 permalink: pretty
 sass:
   style: compressed
+version: 4.0.0
+og_image: https://raw.githubusercontent.com/mdo/code-guide/gh-pages/code-guide-social.png

_includes/footer.html

@@ -1,16 +1,17 @@
 <footer class="footer">
-  <p>&lt;3</p>
-  <p>Made with all the love in the world by <a href="https://twitter.com/mdo">@mdo</a>.</p>
-  <p>Open sourced under MIT. Copyright {{ site.time | date: '%Y' }} <a href="https://twitter.com/mdo">@mdo</a>.</p>
+  <p>
+    Open sourced by <a href="https://twitter.com/mdo">@mdo</a> under MIT license.  Copyright {{ site.time | date: '%Y' }}.
+  </p>
 
   <ul class="quick-links">
     <li>
-      <iframe class="github-btn" src="https://ghbtns.com/github-btn.html?user=mdo&repo=code-guide&type=watch&count=true" allowtransparency="true" frameborder="0" scrolling="0" width="112px" height="20px"></iframe>
+      <iframe class="github-btn" src="https://ghbtns.com/github-btn.html?user=mdo&repo=code-guide&type=watch&count=true" allowtransparency="true" frameborder="0" scrolling="0" width="100px" height="20px"></iframe>
     </li>
     <li>
       <iframe class="github-btn" src="https://ghbtns.com/github-btn.html?user=mdo&repo=code-guide&type=fork&count=true" allowtransparency="true" frameborder="0" scrolling="0" width="98px" height="20px"></iframe>
     </li>
   </ul>
+
   <ul class="quick-links">
     <li class="follow-btn">
       <a href="https://twitter.com/mdo" class="twitter-follow-button" data-link-color="#0069D6" data-show-count="true">Follow @mdo</a>

_includes/header.html

@@ -1,25 +1,14 @@
 <header class="cg-masthead">
   <div class="container">
+    <img class="cg-icon" src="code-guide-logo.png" alt="Code Guide logo">
     <h1 class="cg-masthead-title">
-      <div class="cg-icon"></div>
-      Code<br>
-      Guide
+      Code Guide
     </h1>
     <p class="cg-masthead-subtitle">
       {{ site.description }}
     </p>
-
-    <p class="masthead-links">
-      <a href="https://github.com/mdo/code-guide" title="View on GitHub">
-        <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 16 16">
-          <path d="M8 0C3.58 0 0 3.58 0 8c0 3.54 2.29 6.53 5.47 7.59.4.07.55-.17.55-.38 0-.19-.01-.82-.01-1.49-2.01.37-2.53-.49-2.69-.94-.09-.23-.48-.94-.82-1.13-.28-.15-.68-.52-.01-.53.63-.01 1.08.58 1.23.82.72 1.21 1.87.87 2.33.66.07-.52.28-.87.51-1.07-1.78-.2-3.64-.89-3.64-3.95 0-.87.31-1.59.82-2.15-.08-.2-.36-1.02.08-2.12 0 0 .67-.21 2.2.82.64-.18 1.32-.27 2-.27.68 0 1.36.09 2 .27 1.53-1.04 2.2-.82 2.2-.82.44 1.1.16 1.92.08 2.12.51.56.82 1.27.82 2.15 0 3.07-1.87 3.75-3.65 3.95.29.25.54.73.54 1.48 0 1.07-.01 1.93-.01 2.2 0 .21.15.46.55.38A8.012 8.012 0 0 0 16 8c0-4.42-3.58-8-8-8z"/>
-        </svg>
-      </a>
-      <a href="https://twitter.com/mdo" title="Follow on Twitter">
-        <svg xmlns="http://www.w3.org/2000/svg" width="24" height="24" fill="currentColor" viewBox="0 0 16 16">
-          <path d="M5.026 15c6.038 0 9.341-5.003 9.341-9.334 0-.14 0-.282-.006-.422A6.685 6.685 0 0 0 16 3.542a6.658 6.658 0 0 1-1.889.518 3.301 3.301 0 0 0 1.447-1.817 6.533 6.533 0 0 1-2.087.793A3.286 3.286 0 0 0 7.875 6.03a9.325 9.325 0 0 1-6.767-3.429 3.289 3.289 0 0 0 1.018 4.382A3.323 3.323 0 0 1 .64 6.575v.045a3.288 3.288 0 0 0 2.632 3.218 3.203 3.203 0 0 1-.865.115 3.23 3.23 0 0 1-.614-.057 3.283 3.283 0 0 0 3.067 2.277A6.588 6.588 0 0 1 .78 13.58a6.32 6.32 0 0 1-.78-.045A9.344 9.344 0 0 0 5.026 15z"/>
-        </svg>
-      </a>
+    <p>
+      Created by <a href="https://markdotto.com">@mdo</a> &middot; v{{ site.version }} &middot; <a href="https://github.com/mdo/code-guide/">GitHub repo</a>
     </p>
 
     <script async src="//cdn.carbonads.com/carbon.js?serve=CKYI52JU&placement=codeguide" id="_carbonads_js"></script>