Murder Rate 2011 Cities > 250000

murder.mss

Map {
  background-color: #333;
}

#countries {
  ::outline {
    line-color: #666;
    line-width: 2;
    line-join: round;
  }
  polygon-fill: #666;
}

#states [ISO='USA'] {
  line-color:#333;
  line-width:1;
  polygon-opacity:1;
  polygon-fill:#666;
}

#lakes [ScaleRank < 3] {
  line-color:#333;
  line-width:0.5;
  polygon-opacity:1;
  polygon-fill:#333;
}

#cities [Population > 250000]{
  marker-width:3;
  marker-fill:#e76451;
  marker-line-color:#aa2a17;
  marker-allow-overlap:true;
  marker-opacity: .6;

  [MurderRate > 0 ] { marker-width:2; }
  [MurderRate > 2 ] { marker-width:6; }
  [MurderRate > 4 ] { marker-width:10; }
  [MurderRate > 8 ] { marker-width:14; }
  [MurderRate > 16 ] { marker-width:18; }
}