SASS-ZERO: add

Closes #21.

README.md

@@ -49,6 +49,7 @@ This is a list of classless CSS themes and frameworks.  "Classless" means a styl
     + [Milligram](#milligram)
     + [mini.css](#minicss)
     + [Picnic CSS](#picnic-css)
+    + [SASS-ZERO (Breadboard)](#sass-zero-breadboard)
     + [Wing](#wing)
   * [See also](#see-also)
   * [License](#license)
@@ -404,6 +405,14 @@ These are frameworks that do not force you to apply their classes to many elemen
 [![picnic.png](thumbnail/picnic.png)](screenshot/picnic.png)
 
 
+### SASS-ZERO (Breadboard)
+
+A class-light variant of a CSS framework with classes. Made for Ruby on Rails.
+
+* [Repository](https://github.com/lazaronixon/sass-zero) ![GitHub stars](https://img.shields.io/github/stars/lazaronixon/sass-zero?style=flat-square) ![GitHub contributors](https://img.shields.io/github/contributors-anon/lazaronixon/sass-zero?style=flat-square) ![Last commit](https://img.shields.io/github/last-commit/lazaronixon/sass-zero?style=flat-square) ![GitHub open issues](https://img.shields.io/github/issues-raw/lazaronixon/sass-zero?style=flat-square) ![GitHub closed issues](https://img.shields.io/github/issues-closed-raw/lazaronixon/sass-zero?style=flat-square)
+[![sass-zero.png](thumbnail/sass-zero.png)](screenshot/sass-zero.png)
+
+
 ### Wing
 
 * [Repository](https://github.com/kbrsh/wing) ![GitHub stars](https://img.shields.io/github/stars/kbrsh/wing?style=flat-square) ![GitHub contributors](https://img.shields.io/github/contributors-anon/kbrsh/wing?style=flat-square) ![Last commit](https://img.shields.io/github/last-commit/kbrsh/wing?style=flat-square) ![GitHub open issues](https://img.shields.io/github/issues-raw/kbrsh/wing?style=flat-square) ![GitHub closed issues](https://img.shields.io/github/issues-closed-raw/kbrsh/wing?style=flat-square)

screenshot-page.html

@@ -18,7 +18,7 @@
   -->
 
   <main>
-    <section id="content" container>
+    <section id="content" container class="container">
       <article>
         <h1>Lorem ipsum dolor sit amet</h1>
         <h2>Element demos</h2>