$default-color: #555; $default-shade: #353535; $default-tint: #aaa; $grey-1: #979797; $grey-2: #e5e5e5; $grey-3: #f9f9f9; $blue: #4a9ae1; $serif-font: 'Libre Baskerville'; $sans-font: 'Helvetica Neue'; $default-font-size: 16px; $monospaced-font: Menlo, Monaco, monospace; $code-color: #bf616a; @mixin box-sizing($type: border-box) { -webkit-box-sizing: $type; -moz-box-sizing: $type; box-sizing: $type; } @mixin transition($args...) { -webkit-transition: $args; -moz-transition: $args; transition: $args; }