$b-design-small-size: 480px;
$b-design-medium-size: 640px;
$b-design-large-size: 800px;
$b-design-top-size: 260px;
$b-design-right-box-shadow: -$s-4 0 $s-8 0 rgba(0, 0, 0, 0.1);
$b-design-box-content-padding: $s-7;
$b-design-footer-btn-t: $s-6;