createCanvas(1500, 500);

}

​

function draw() {

  background(0)

  stroke(255)

  noFill()

  for( let i = 0; i < 100; i++ ){

    let x1 = random(width/2,width)

    let y1 = 0

    let x2 = random(width/2,width)

    let y2 = height

    line(x1,y1,x2,y2)

  }

  noLoop()

}

function mousePressed() {

  redraw();

}