Simple enlarging rectangle

main.lua

-- A simple enlarging rectangle that stays in the middle of the screen
-- Made with the LOVE 2D framework in Lua

data = {
  x = 300,
  y = 250,
  width = 200,
  height = 100,
  speed = 50
}

function love.draw()
  love.graphics.rectangle("line", data.x, data.y, data.width, data.height)
end

function love.update(dt)
  if data.width > data.height then
    data.x = data.x - ((data.speed / 2) * dt)
    data.width = data.width + (data.speed * dt)
  
    data.y = data.y - ((data.speed / 2) * dt)
    data.height = data.height + (data.speed * dt)
  else
    data.x = data.x - ((data.speed / 2) * dt)
    data.width = data.width + (data.speed * dt)
  
    data.y = data.y - ((data.speed / 2) * dt)
    data.height = data.height + (data.speed * dt)
  end
  
  if love.keyboard.isDown("up") then
    data.speed = data.speed * 1.1
  elseif love.keyboard.isDown("down") then
    data.speed = data.speed / 1.1
  end
end