svg`<svg width="${w}" height="${w}">
<rect x="0" y="0" width="${w}" height="${w}" fill="black" />
<g>
${(() => {
const prng = new PRNG(seed)
return array(230).map((d, i, arr) => {
const N = arr.length
const y = map(i, 0, N, 50, w-50)
const r = (Math.sin(i/N*PI) * Math.sin(i/N*PI*24)) * w * 0.75
return `<rect
transform="translate(${w/2}, ${y}) scale(1, .2) rotate(${(now/30 + i*1) % 360})"
x="-${r/2}"
y="-${r/2}"
width="${r}"
height="${r}"
rx="${(Math.cos(now/700) + 1) * 200 | 0}"
fill="rgba(0, 0, 0, 0.08)"
stroke="${palette[prng.rand(0, palette.length)]}"
stroke-width="5"
stroke-width="${5 + prng.rand(0, 10)}"
stroke-dasharray="${dashes[i]}"
/>`
}).join('\n')
})()}
</g>
</svg>`