html,body{margin:0;padding:0;height:100%;overflow:hidden}canvas{display:block;max-height:100%;max-width:100%}body{margin:0;display:flex;justify-content:center;align-items:center;background-color:#8c3168}#resetButton{position:fixed;top:15px;right:15px;z-index:1000;padding:12px 20px;background:#ffffff;color:#8c3168;border:2px solid #8c3168;border-radius:10px;font-size:16px;font-weight:bold;cursor:pointer;box-shadow:0 3px 8px rgba(0,0,0,0.2)}#resetButton:hover{background:#8c3168;color:white}