// .symbols {
//   [aeroway = 'helipad'][zoom >= 16]::aeroway {
//     point-file: url('symbols/helipad.p.16.png');
//     text-name: "[name]";
//     text-size: 8;
//     text-fill: #6692da;
//     text-dy: -10;
//     text-face-name: @bold-fonts;
//     text-halo-radius: 1;
//     text-placement: interior;
//   }

//   [aeroway = 'airport'][zoom >= 9][zoom < 13]::aeroway {
//     [zoom < 11] {
//       point-file: url('symbols/airport.p.16.png');
//       text-size: 8;
//       text-dy: -12;
//     }
//     text-size: 9;
//     text-name: "[name]";
//     text-fill: #6692da;
//     text-halo-radius: 1;
//     text-placement: interior;
//     text-face-name: @bold-fonts;
//   }

//   [aeroway = 'aerodrome'][zoom >= 10][zoom < 13]::aeroway {
//     [zoom < 11] {
//       point-file: url('symbols/aerodrome.p.16.png');
//       text-dy: -12;
//     }
//     text-name: "[name]";
//     text-size: 8;
//     text-fill: #6692da;
//     text-face-name: @oblique-fonts;
//     text-halo-radius: 1;
//     text-placement: interior;
//   }

//   [railway = 'level_crossing'][zoom >= 14]::railway {
//     point-file: url('symbols/level_crossing.png');
//     point-placement: interior;
//     [zoom >= 16] {
//       point-file: url('symbols/level_crossing2.png');
//     }
//   }

//   [man_made = 'lighthouse'][zoom >= 15]::man_made {
//     point-file: url('symbols/lighthouse.p.20.png');
//     point-placement: interior;
//   }

//   [natural = 'peak'][zoom >= 11]::natural {
//     point-file: url('symbols/peak.png');
//     point-placement: interior;
//   }

//   [natural = 'volcano'][zoom >= 11]::natural {
//     point-file: url('symbols/volcano.png');
//     point-placement: interior;
//   }

//   [natural = 'cave_entrance'][zoom >= 15]::natural {
//     point-file: url('symbols/poi_cave.p.16.png');
//     point-placement: interior;
//   }

//   [natural = 'spring'][zoom >= 14]::natural {
//     point-file: url('symbols/spring.png');
//     point-placement: interior;
//   }

//   [natural = 'tree'][zoom >= 16]::natural {
//     point-file: url('symbols/tree.png');
//     point-ignore-placement: true;
//     point-placement: interior;
//     [zoom >= 17] {
//       point-file: url('symbols/tree2.png');
//     }
//   }

//   [power = 'generator']['generator:source' = 'wind']::power,
//   [power = 'generator'][power_source = 'wind']::power,
//   [man_made = 'power_wind'] {
//     [zoom >= 15] {
//       point-file: url('symbols/power_wind.png');
//       point-placement: interior;
//     }
//   }

//   [man_made = 'windmill'][zoom >= 16]::man_made {
//     point-file: url('symbols/windmill.png');
//     point-placement: interior;
//   }

//   [man_made = 'mast'][zoom >= 17]::man_made {
//     point-file: url('symbols/communications.p.20.png');
//     point-placement: interior;
//   }

//   [highway = 'mini_roundabout'][zoom >= 15]::highway {
//     point-file: url('symbols/mini_round.png');
//     point-placement: interior;
//   }

//   [highway = 'gate']::highway,
//   [barrier = 'gate']::barrier {
//     [zoom >= 15] {
//       point-file: url('symbols/gate2.png');
//       point-placement: interior;
//     }
//   }

//   [barrier = 'lift_gate'][zoom >= 16]::barrier {
//     point-file: url('symbols/liftgate.png');
//     point-placement: interior;
//   }

//   [barrier = 'bollard'],
//   [barrier = 'block'] {
//     [zoom >= 16] {
//       point-file: url('symbols/bollard.png');
//       point-placement: interior;
//     }
//   }
// }
