diff --git a/sass/base/_helpers.sass b/sass/base/_helpers.sass
index 05e8025..ed302e5 100644
--- a/sass/base/_helpers.sass
+++ b/sass/base/_helpers.sass
@@ -1,61 +1,3 @@
 // -----------------------------------------------------------------------------
 // This file contains CSS helper classes.
 // -----------------------------------------------------------------------------
-
-/**
- * Clear inner floats
-.clearfix::after
-  clear: both
-  content: ''
-  display: table
-
-/**
- * Main content containers
- * 1. Make the container full-width with a maximum width
- * 2. Center it in the viewport
- * 3. Leave some space on the edges, especially valuable on small screens
-.container
-  max-width: $max-width
-
-  /* 1
-  margin-left: auto
-
-  /* 2
-  margin-right: auto
-
-  /* 2
-  padding-left: 20px
-
-  /* 3
-  padding-right: 20px
-
-  /* 3
-  width: 100%
-
-  /* 1
-
-/**
- * Hide text while making it readable for screen readers
- * 1. Needed in WebKit-based browsers because of an implementation bug;
- *    See: https://code.google.com/p/chromium/issues/detail?id=457146
-.hide-text
-  overflow: hidden
-  padding: 0
-
-  /* 1
-  text-indent: 101%
-  white-space: nowrap
-
-/**
- * Hide element while making it readable for screen readers
- * Shamelessly borrowed from HTML5Boilerplate:
- * https://github.com/h5bp/html5-boilerplate/blob/master/src/css/main.css#L119-L133
-.visually-hidden
-  border: 0
-  clip: rect(0 0 0 0)
-  height: 1px
-  margin: -1px
-  overflow: hidden
-  padding: 0
-  position: absolute
-  width: 1px