:root{--page-bottom-spacing:clamp(24px, 4vw, 40px);color:#333;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;background:#fff;font-family:Microsoft YaHei,PingFang SC,Arial,sans-serif}html,body,#app{min-width:320px;min-height:100%;margin:0}*,:before,:after{box-sizing:border-box}button,input,select,textarea{font:inherit}button{cursor:pointer}.zhcw-page,.draw-page{padding-bottom:calc(var(--page-bottom-spacing) + env(safe-area-inset-bottom,0px))}