midi-player-js/demo/bower_components/bootstrap/less/mixins/labels.less

Midi parser & player engine for browser or Node. Works well with single or multitrack MIDI files.

// Labels

.label-variant(@color) {
  background-color: @color;
  
  &[href] {
    &:hover,
    &:focus {
      background-color: darken(@color, 10%);
    }
  }
}