Progress on moving color styles to Sass

app/assets/javascripts/components/components/column_back_button.jsx

@@ -1,15 +1,6 @@
 import PureRenderMixin from 'react-addons-pure-render-mixin';
 import { FormattedMessage } from 'react-intl';
 
-const outerStyle = {
-  padding: '15px',
-  fontSize: '16px',
-  background: '#2f3441',
-  flex: '0 0 auto',
-  cursor: 'pointer',
-  color: '#2b90d9'
-};
-
 const iconStyle = {
   display: 'inline-block',
   marginRight: '5px'
@@ -29,7 +20,7 @@ const ColumnBackButton = React.createClass({
 
   render () {
     return (
-      <div onClick={this.handleClick} style={outerStyle} className='column-back-button'>
+      <div onClick={this.handleClick} className='column-back-button'>
         <i className='fa fa-fw fa-chevron-left' style={iconStyle} />
         <FormattedMessage id='column_back_button.label' defaultMessage='Back' />
       </div>