:root{--background:#fff;--foreground:#171717}*{box-sizing:border-box;margin:0;padding:0}html,body{width:100%;min-height:100%}body{background:var(--background);color:var(--foreground);font-family:Arial,Helvetica,sans-serif}button,input,textarea,select{font:inherit}button{cursor:pointer}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}