:root{--base-font-size: calc(0px + .03125*(100vw + -0px)) ;--van-base-font: Arial, Helvetica, sans-serif, "FontAwesome", PingFangSC, -apple-system, BlinkMacSystemFont, "Helvetica Neue", Helvetica, Segoe UI, Arial, Roboto, "miui", "Hiragino Sans GB", "Microsoft Yahei", sans-serif;--van-tab-line-height: 110%;--default-max-width: 32rem}@media(min-width:640px)and (max-width:960px){:root{--base-font-size: calc(20px + .00625*(100vw - 640px)) }}@media(min-width:960px)and (max-width:1200px){:root{--base-font-size: calc(15.5px + (12 - 10) * ((100vw - 960px) / (1200 - 960)))}}@media(min-width:1200px){:root{--base-font-size: 20px}}body,html{font-size:var(--base-font-size);font-family:var(--van-base-font);margin:0;padding:0}