dify-web/app/components/base/simple-pie-chart/index.module.css

.simplePieChart {
  border-radius: 50%;
  box-shadow: 0 0 5px -3px rgb(from var(--simple-pie-chart-color) r g b / 0.1), 0.5px 0.5px 3px 0 rgb(from var(--simple-pie-chart-color) r g b / 0.3);
}