body { font-family: 'Arial', sans-serif; margin: 0; padding: 0; background: #f8f9fa; color: #222; }
header { background: #28a745; color: #fff; padding: 1rem 2rem; display: flex; justify-content: space-between; }
nav a { color: #fff; margin: 0 1rem; text-decoration: none; font-weight: bold; }
main { max-width: 1000px; margin: 2rem auto; padding: 2rem; background: #fff; border-radius: 8px; box-shadow: 0 0 10px rgba(0,0,0,0.05); }
footer { background: #343a40; color: #ccc; padding: 2rem; text-align: center; font-size: 0.9rem; margin-top: 2rem; }
form { background: #f8f9fa; padding: 1rem; border-radius: 6px; max-width: 600px; }
input { width: 100%; padding: 0.8rem; margin: 0.5rem 0; border: 1px solid #ccc; border-radius: 4px; }
button { background: #28a745; color: #fff; padding: 0.8rem 1.5rem; border: none; border-radius: 4px; cursor: pointer; }
h1, h2 { color: #222; }