*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased;background:#f5f6fa;color:#333}:root{--van-primary-color: #4a6fa5;--van-button-primary-background: linear-gradient(135deg, #4a6fa5, #2c8c99)}@media(min-width:768px){body{background:linear-gradient(135deg,#e8edf5,#f0f4f8)}}