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const g = display.rect(Point(480, 320), Size(20, 20))
g.color = color.clear

repeat(25, () => {
  const c = display.circle(480, 100, 5)
  c.color = color.hsb(random.num(0,360), 25, 100)
  c.velocity = Vec2(1, random.num(-1, 1))
})

update(() => {
  display.each("circle", (c) => {
    g.forceOn(c)
  })
})

draw((ctx) => {
  display.each("circle", (el) => {
    display.each("circle", (el2) => {
      const dis = el.distanceTo(el2)
      if (dis > 10 && dis < 100) {
        ctx.moveTo(el.x, el.y)
        ctx.lineTo(el2.x, el2.y)
        ctx.strokeStyle = "white"
        ctx.lineWidth = 0.1
        ctx.stroke()
      }
    })
  })
})

times(10, () => {
  display.star(random.pos(), random.num(2,5))
})