body {
    font-family: Arial, sans-serif;
    margin:0; padding:0;
    background:#fff;
    color:#333;
}

header {
    background:#ff6600; color:#fff;
    padding:1rem;
    text-align:center;
}

h1,h2 { margin:0.5rem 0; }

main {
    padding:1rem;
}

section { margin-bottom:2rem; }

footer {
    background:#333; color:#fff;
    text-align:center;
    padding:1rem;
}