gentelella-rtl/vendors/bootstrap/less/mixins/progress-bar.less

Gentelella RTL Admin is a free to use Bootstrap admin template

// Progress bars

.progress-bar-variant(@color) {
  background-color: @color;

  // Deprecated parent class requirement as of v3.2.0
  .progress-striped & {
    #gradient > .striped();
  }
}