:root{--base-font-size: calc(0px + (41 - 10) * ((100vw - 0px) / (640 - 0)))}@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}}html,body{width:100%;height:100%;margin:0;padding:0;box-sizing:border-box;font-size:var(--base-font-size)}*{margin:0;padding:0}