html,body{color:#0f172a;scroll-behavior:smooth;background-color:#fff;margin:0;padding:0;font-family:Inter,system-ui,sans-serif}section{padding:5rem 1rem}h1,h2,h3{color:#0f172a;font-weight:700}a{text-decoration:none}img{max-width:100%;height:auto;display:block}button{cursor:pointer}