    /** * @class Ext.d3.hierarchy.TreeMap */ .#{$d3-prefix}treemap {     .#{$d3-prefix}node {        stroke-width: 1px;        stroke: #779;        fill: #99A;         .#{$d3-prefix}label {            font-size: 1em;            fill: black;            stroke: none;            text-anchor: middle;            // IE and Edge don't support this CSS property.             dominant-baseline: central;        }         &.#{$d3-prefix}parent {            .#{$d3-prefix}label {                fill: black;                text-anchor: start;                dominant-baseline: text-before-edge;            }        }         &.#{$d3-prefix}selected {            stroke: #779;        }     } } .#{$prefix}rtl {    .#{$d3-prefix}treemap {         .#{$d3-prefix}parent {            .#{$d3-prefix}label {                text-anchor: end;            }        }    }}