CartoCSS stylesheet for national map of median household income by census block

income-2012.mss

Map {
  background-color: #111;
}

#bg [b19013001>0] {
  line-width:0;
  line-opacity:0;
  polygon-opacity:1;
  polygon-fill:#FBEC5D;
  [b19013001<25000]{polygon-opacity:0.01;polygon-gamma:1;}
  [b19013001>=25000][b19013001<30000]{polygon-opacity:0.02;polygon-gamma:0.98;}
  [b19013001>=30000][b19013001<35000]{polygon-opacity:0.04;polygon-gamma:0.96;}
  [b19013001>=35000][b19013001<40000]{polygon-opacity:0.06;polygon-gamma:0.94;}
  [b19013001>=40000][b19013001<45000]{polygon-opacity:0.1;polygon-gamma:0.9;}
  [b19013001>=45000][b19013001<50000]{polygon-opacity:0.2;polygon-gamma:0.8;}
  [b19013001>=50000][b19013001<55000]{polygon-opacity:0.3;polygon-gamma:0.7;}
  [b19013001>=55000][b19013001<60000]{polygon-opacity:0.4;polygon-gamma:0.7;}
  [b19013001>=60000][b19013001<65000]{polygon-opacity:0.45;polygon-gamma:0.7;}
  [b19013001>=65000][b19013001<70000]{polygon-opacity:0.5;polygon-gamma:0.7;}
  [b19013001>=70000][b19013001<75000]{polygon-opacity:0.6;polygon-gamma:0.6;}
  [b19013001>=75000][b19013001<85000]{polygon-opacity:0.7;polygon-gamma:0.6;}
  [b19013001>=85000][b19013001<100000]{polygon-opacity:0.8;polygon-gamma:0.5;}
  [b19013001>=100000][b19013001<120000]{polygon-opacity:0.9;polygon-gamma:0.2;}
  [b19013001>=120000]{polygon-opacity:1;polygon-gamma:0;}
}

#places [ADM0_A3='USA']{
  [zoom>=9][POP_MAX>=100000][POP_MAX<1200000]{
    marker-width:2;
    marker-line-color:#333;
    marker-line-opacity:0.7;
    marker-line-width:0.8;
    marker-fill:#fff;
    marker-fill-opacity:0.9;
    marker-allow-overlap:true;
    marker-ignore-placement:true;
    text-face-name:'Lucida Console Regular';
    text-allow-overlap:true;
    text-name:'[NAME]';
    text-size:9;
    text-fill:#e2e3e3;
    text-character-spacing:2;
    text-dx:6;
    text-halo-fill:fadeout(#333,20%);
    text-halo-radius:1.4;
    text-clip:false;
    text-wrap-width:18;
  }
  [zoom>=8][POP_MAX>=1200000][POP_MAX<2000000]{
    marker-width:3;
    marker-line-color:#333;
    marker-line-opacity:0.7;
    marker-line-width:0.8;
    marker-fill:#fff;
    marker-fill-opacity:0.9;
    marker-allow-overlap:true;
    marker-ignore-placement:true;
    text-face-name:'Lucida Console Regular';
    text-name:'[NAME]';
    text-size:10;
    text-fill:#e2e3e3;
    text-character-spacing:2;
    text-dx:6;
    text-halo-fill:fadeout(#333,20%);
    text-halo-radius:1.4;
    text-clip:false;
    text-wrap-width:18;
  }
  [zoom>=6][POP_MAX>=2000000][POP_MAX<4000000]{
    marker-width:4;
    marker-line-color:#333;
    marker-line-opacity:0.7;
    marker-line-width:0.8;
    marker-fill:#fff;
    marker-fill-opacity:0.9;
    marker-allow-overlap:true;
    marker-ignore-placement:true;
    text-face-name:'Lucida Console Regular';
    text-name:'[NAME]';
    text-size:11;
    text-fill:#e2e3e3;
    text-character-spacing:2;
    text-dx:6;
    text-halo-fill:fadeout(#333,20%);
    text-halo-radius:1.4;
    text-clip:false;
    text-wrap-width:18;
  }
  [zoom>4][POP_MAX>=4000000]{
    marker-width:5;
    marker-line-color:#333;
    marker-line-opacity:0.7;
    marker-line-width:0.8;
    marker-fill:#fff;
    marker-fill-opacity:0.9;
    marker-allow-overlap:true;
    marker-ignore-placement:true;
    text-face-name:'Lucida Console Regular';
    text-name:'[NAME]';
    text-size:14;
    text-fill:#e2e3e3;
    text-character-spacing:1;
    text-dx:6;
    text-halo-fill:fadeout(#333,20%);
    text-halo-radius:1.4;
    text-clip:false;
    text-wrap-width:18;
  }
}


#states [zoom>5][PERIMETER>5]{
  line-color:#999;
  line-width:0.2;
  line-opacity:0.9;
  polygon-opacity:0;
  /*text-face-name:'Lucida Console Regular';
  text-name:'[STATE]';
  text-size:13;
  text-fill:#e2e3e3;
  text-transform:uppercase;
  text-character-spacing:2;
  text-dx:0;
  text-halo-fill:fadeout(#333,20%);
  text-halo-radius:1.4;
  text-clip:false;
  text-wrap-width:18;
  text-allow-overlap:false;*/
}
#land {
  line-color:#333;
  line-width:0;
  polygon-opacity:1;
  polygon-fill:#222;
}

#lakes {
  line-color:#111;
  line-width:0;
  polygon-opacity:1;
  polygon-fill:#111;
}