body{margin:0;padding:0;box-sizing:border-box}::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:#f1f1f1}::-webkit-scrollbar-thumb{background:#c4d5f1;border-radius:6px}::-webkit-scrollbar-thumb:hover{background:#a7bbec}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}@keyframes ring{0%{transform:rotate(0)}10%{transform:rotate(15deg)}20%{transform:rotate(-15deg)}30%{transform:rotate(15deg)}40%{transform:rotate(-15deg)}50%{transform:rotate(0)}to{transform:rotate(0)}}