@media(max-width:760px){header{padding:60px 21px 38px}main{padding:0 21px}section{padding:54px 0}.grid{grid-template-columns:1fr}body{font-size:16px}nav div{padding-inline:21px}.card{padding:22px}figure{padding:7px}.equation{padding:11px}}@media print{nav,#progress{display:none}section{padding:28px 0}body{font-size:11pt}figure{break-inside:avoid}}