.radar-chart .level{stroke:grey;stroke-width:.5}.radar-chart .axis line{stroke:grey;stroke-width:1}.radar-chart .axis .legend{font-family:sans-serif;font-size:10px}.radar-chart .axis .legend.top{dy:1em}.radar-chart .axis .legend.left{text-anchor:start}.radar-chart .axis .legend.middle{text-anchor:middle}.radar-chart .axis .legend.right{text-anchor:end}.radar-chart .tooltip{font-family:sans-serif;font-size:13px;transition:opacity 200ms;opacity:0}.radar-chart .tooltip.visible{opacity:1}.radar-chart .area{stroke-width:2;fill-opacity:.5}.radar-chart.focus .area{fill-opacity:.1}.radar-chart.focus .area.focused{fill-opacity:.7}.radar-chart .circle{fill-opacity:.9}.radar-chart .area,.radar-chart .circle{transition:opacity 300ms,fill-opacity 200ms;opacity:1}.radar-chart .d3-enter,.radar-chart .d3-exit{opacity:0}