created file structure
(finally) got grid to work (sort of); spent way too much time on dummy syntax problems
improved style for squares in grid
grid looks good! added comments too
changed grid function name to be more descriptive and created 'play_type' function to allow for multiple cases. Added changing color.
changed attribute to call 'play_type' function
added random color changing
added buttons for more types and a reset
added style for buttons
added switch cases for various play types
got rid of background color
added opacity option
updated function cases