d3 font color / weight

의외로 쉽네? 싶기도 하고..

svg.append("text") .style("font-weight", "bold") .style("fill", "white") .attr("x",-5) .attr("y",5) .text(conn);

[링크 : https://stackoverflow.com/.../splitting-text-for-some-bold-and-some-not-on-functional-javascript-piece]

[링크 : https://stackoverflow.com/.../how-to-set-text-color-for-my-d3-chart-title]