Donkey Kong Country is a side-scrolling platform game in which the player must complete 40 levels to recover the Kongs' banana hoard, which has been stolen by the crocodilian Kremlings. You can save your data to your browser. Click the settings icon and press "Save State Location", then change it to "Keep in Browser". You can enter fullscreen by hovering over the game and pressing the fullscreen button in the bottom right If pressing enter causes the game to tab in and out, just click on the middle of the game to refocus.