compassスニペット
@include clearfix;
@include box-sizing(border-box);
@include transition(0.5s);
@include fontsize(25);
@include border-radius(80px);
@include box-shadow(1px 2px 3px #444);
@include opacity(0.8);
@include display-flex;
@include flex-wrap(wrap);
@include inline-block;
@include min-width(100px);
@include min-height(200px);
@include link-colors($normal, $hover, $active, $visited, $focus);
@include imgRetina(logo, png, 100px, 40px);
@include absPosition(5px, 20px, 10px, 15px);