:root{--primary-color:#409eff;--secondary-color:#67c23a;--background-color:#f5f5f5;--text-color:#303133;--border-color:#dcdfe6}body{background-color:var(--background-color);color:var(--text-color);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;margin:0;padding:0}*{box-sizing:border-box}.van-button--primary{background:var(--primary-color);border-color:var(--primary-color)}.page-container{min-height:100vh;padding:20px}@media(max-width:768px){.page-container{padding:10px}}