diff -r efd9c589177a -r c0b4a8b5a012 toolkit/javascript/d3/examples/population/population.css
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/toolkit/javascript/d3/examples/population/population.css	Thu Apr 10 14:20:23 2014 +0200
@@ -0,0 +1,28 @@
+svg {
+  font: 10px sans-serif;
+}
+
+text.title {
+  font: 300 78px Helvetica Neue;
+  fill: #666;
+}
+
+.rule line {
+  stroke: #fff;
+  stroke-opacity: .2;
+  shape-rendering: crispEdges;
+}
+
+.rule:first-child line {
+  stroke: #000;
+  stroke-opacity: 1;
+}
+
+rect {
+  fill-opacity: .6;
+  fill: #e377c2;
+}
+
+rect:first-child {
+  fill: #1f77b4;
+}