startinggravity

.logo {
  display: block;
  height: 50px;
  width: 150px;
}

.svg .logo {
  background: transparent url(../images/logo.svg) no-repeat;
  background-size: 150px 50px;
}

startinggravity

%hideText {
  position: absolute;
  width: 1px; /* Setting this to 0 make it invisible for VoiceOver */
  height: 1px; /* Setting this to 0 make it invisible for VoiceOver */
  padding: 0;
  margin: -1px;
  border: 0;
  clip: rect(0 0 0 0);
  overflow: hidden;
}

startinggravity

<?php
$social_links = array(
  'twitter-icon' => array(
    '#prefix' => '<div class="genericon">',
    '#suffix' => '</div>',
    'twitter' => array(
      '#type' => 'link',
      '#title' => t('Twitter'),
      '#href' => 'https://www.twitter.com/#',
      '#options' => array(