createCanvas(600, 600);

  colorMode(HSB, 360, 100, 100);

  background(0, 0, 100);

  //CHANGE AMOUNT BY ADJUSTING CONSTANT BELOW

  let cellSize = floor(width / 40);

  for(let x = 0; x < width; x+=cellSize){

    for(let y = 0; y < height; y+=cellSize){

      randomLine(x, y, cellSize, cellSize);

    }

  }

}

​

function randomLine(x, y, width, height){

  //50% chance

  strokeWeight(2);

  let leftToRight = random(1) <= 0.5;

  if(leftToRight){

    stroke(360, 70, 100);

    line(x, y, x+width, y+height);

  } else {

    stroke(200, 70, 100);

    line(x+width, y, x, y+height);

  }

}

​

​

function draw() {

//looping code

}