.button-variant(@color; @background; @border) { color: @color; background-color: @background; border-color: @border; &:hover, &:focus, &:active, &.active, .open .dropdown-toggle& { color: @color; background-color: darken(@background, 10%); border-color: darken(@border, 12%); } &:active, &.active, .open .dropdown-toggle& { background-image: none; } &.disabled, &[disabled], fieldset[disabled] & { &, &:hover, &:focus, &:active, &.active { background-color: @background; border-color: @border; } } .badge { color: @background; background-color: @color; } }