1 svg {

     2   font: 10px sans-serif;

     3 }

     4 

     5 .axis {

     6   shape-rendering: crispEdges;

     7 }

     8 

     9 .axis line {

    10   stroke: #ddd;

    11   stroke-width: .5px;

    12 }

    13 

    14 .axis path {

    15   display: none;

    16 }

    17 

    18 rect.extent {

    19   fill: #000;

    20   fill-opacity: .125;

    21   stroke: #fff;

    22 }

    23 

    24 rect.frame {

    25   fill: #fff;

    26   fill-opacity: .7;

    27   stroke: #aaa;

    28 }

    29 

    30 circle {

    31   fill: #ccc;

    32   fill-opacity: .5;

    33 }

    34 

    35 .cell text {

    36   pointer-events: none;

    37 }

    38 

    39 .setosa {

    40   fill: #800;

    41 }

    42 

    43 .versicolor {

    44   fill: #080;

    45 }

    46 

    47 .virginica {

    48   fill: #008;

    49 }