body { margin: 0; background: #E9E9E9; color: #1b1b1b; font: 16px/1.55 "Segoe UI", Selawik, "Helvetica Neue", Arial, sans-serif; }
header { background: #F0F0F0; border-bottom: 1px solid #000; padding: 14px 20px; }
header img { display: block; height: auto; }
main { max-width: 760px; margin: 24px auto; background: #fff; border: 1px solid #C9C9C9; border-radius: 10px; padding: 24px 28px; }
h1 { font-size: 28px; font-weight: 600; margin: 0 0 4px; }
h2 { font-size: 20px; font-weight: 600; margin: 28px 0 8px; }
.muted { color: #6b6b6b; margin-top: 0; }
a { color: #0067B8; }
li { margin: 6px 0; }
@media (max-width: 600px) { main { margin: 0; border-radius: 0; border: 0; padding: 18px; } }