.fullscreen-btn{width:44px;height:44px;border:2px solid #777;background:transparent;color:#f2efe7;font:18px 'Press Start 2P';cursor:pointer}.modal-shell:fullscreen,.modal-shell:-webkit-full-screen{width:100vw;height:100vh;max-width:none;max-height:none;margin:0;border:0;background:#171a1f;display:flex;flex-direction:column}.modal-shell:fullscreen .game-stage,.modal-shell:-webkit-full-screen .game-stage{flex:1;max-height:none}.modal-shell:fullscreen .game-stage canvas,.modal-shell:-webkit-full-screen .game-stage canvas{max-height:calc(100vh - 145px);max-width:100%}.modal-shell:fullscreen .game-controls,.modal-shell:-webkit-full-screen .game-controls{flex:none}