The link is here. Move the mouse over the canvas. Not sure the effect is visible on mobile. Maybe with the link. Try it anyways.
Random white dots on dark background
var craziness
function setup() {
createCanvas(windowWidth, windowHeight);
noCursor()
//background(135, 206, 250);
//background()
}
function draw() {
background(0, 0, 0, 25);
craziness = {
locationX: random(width),
locationY: random(height),
size: random(15, 20)
}
//fill(255, 116, 140)
noStroke()
ellipse(craziness.locationX, craziness.locationY, craziness.size, craziness.size)
ellipse(mouseX, mouseY, craziness.size, craziness.size)
}