open-consul/ui-v2/app/components/consul-intention-permission-list/skin.scss

.consul-intention-permission-list {
  dt::before {
    @extend %with-glyph-icon;
  }
  dl.permission-methods dt::before {
    content: 'M';
  }
  dl.permission-path dt::before {
    content: 'P';
  }
  dl.permission-header dt::before {
    content: 'H';
  }
}