app/assets/stylesheets/eu_cookies/_variables.scss
$cookies-bar-position: bottom !default; // or top
$cookies-bar-background-color: #f2f2f2 !default;
$cookies-bar-text-color: #333333 !default;
$cookies-bar-link-color: $cookies-bar-text-color !default;
$cookies-bar-btn-color: #777777 !default;
$cookies-bar-btn-text-color: #ffffff !default;
$cookies-bar-line-height: 40px !default;