Dungeon Souls
Really I just like the tiled background with the borders. I find it can go a long way to making the page look fitting to the game as well as pleasing to the eye.
[gfycat data_id="ExcitableImpassionedBluebottlejellyfish"]Haemo
Just a really simple minimalist design.
[gfycat data_id="FakePlushHound"]Kuru-kuru! Kuru!
Animated side borders that meld into the game window in the center of the page. (jitters caused by recording on a potato laptop)
[gfycat data_id="MadeupWetHornet"]