void setup()// used to define environment properties
{
  size(400, 400);
  smooth();
  strokeWeight(8);
  stroke(2, 234, 22); // stroke color
  frameRate(23); // designates the speed
}


float y = 100; // defines y
float r = random(6, 400); // defines r, examines values between 6 and 400

void draw() // used to create a continuous block; everything in void draw loops
{
  background(61,29,6); // background color
  y = y - 1; // parameters of y in this particular case, constantly revolving parameters due to the "- 1"
  if (y < 0) {y = height; } // conditional, if y is greater than 0 (lasts until y is equal to the height of the sketch)...
  line(0, y, width, y); // then draw line with these specifications
  for(int i = 0; i < width; i++) { // for loop structure - when these instructions are met...
  float r = random(6, 500); // .. using these definitions...
  float x = random(r, i);
  stroke(x, 200, 43, 123);
  line(i, r, 100, y); //  then draw this
  }
}