@for $i from 0 through 20 { .has-margin-#{$i}0 { margin:#{$i}0px !important; } } @for $i from 0 through 20 { .has-margin-top-#{$i}0 { margin-top:#{$i}0px !important; } } @for $i from 0 through 20 { .has-margin-bottom-#{$i}0 { margin-bottom:#{$i}0px !important; } } @for $i from 0 through 20 { .has-margin-left-#{$i}0 { margin-left:#{$i}0px !important; } } @for $i from 0 through 20 { .has-margin-right-#{$i}0 { margin-right:#{$i}0px !important; } } @for $i from 0 through 20 { .has-negative-margin-top-#{$i}0 { margin-top:-#{$i}0px !important; } }