index.js import {select} from 'd3'; const circlesData = [ { cx: 144, cy: 100, r: 38.4, fill: '#FF69B4' }, { cx: 336, cy: 75, r: 14.4, fill: '#4682B4' }, { cx: 528, cy: 150, r: 24, fill: '#32CD32' }, { cx: 720, cy: 125, r: 33.6, fill: '#FF8C00' }, { cx: 864, cy: 50, r: 9.6, fill: '#9370DB' }, { cx: 96, cy: 400, r: 57.6, fill: '#1E90FF' }, { cx: 192, cy: 250, r: 43.2, fill: '#DAA520' }, { cx: 624, cy: 425, r: 19.2, fill: '#BA55D3' }, { cx: 768, cy: 250, r: 48, fill: '#FF1493' }, { cx: 48, cy: 150, r: 19.2, fill: '#87CEEB' }, { cx: 912, cy: 375, r: 52.8, fill: '#00CED1' }, { cx: 288, cy: 475, r: 33.6, fill: '#CD853F' }, { cx: 672, cy: 25, r: 24, fill: '#00FFFF' }, { cx: 480, cy: 275, r: 72, fill: '#FF6347' }, ];