body{margin:0;padding:0;overflow:auto;background-color:#f0f0f0}#dino-game-container{position:relative;width:100%;max-width:800px;height:300px;margin:0 auto;overflow:hidden;background-color:#fff}#dino-canvas{display:block;width:100%;height:auto}.game-button{position:absolute;padding:10px 20px;font-size:1em;cursor:pointer;border:none;border-radius:5px;color:#fff;transition:background-color .3s;z-index:10;display:none}#restart-button{bottom:20px;right:20px;background-color:#007bff}#replay-button{top:20px;right:20px;background-color:#28a745}#title-screen,#game-over-screen{background-image:url(//newsletter.unailerenard.com/wp-content/plugins/unai-jump-griffure/css/../images/title-background.jpg);position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center;display:flex;justify-content:center;align-items:center;z-index:20;font-size:2em;color:#fff;text-align:center;overflow:hidden}