body {
    margin: 0;
    font-family: 'Arial', sans-serif;
    color: #333;
    background: linear-gradient(120deg, #f0f0f0, #d6eaf8);
    line-height: 1.6;
}

header {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 20px;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 2.5em;
}

nav {
    margin-top: 10px;
}

nav a {
    color: #ecf0f1;
    text-decoration: none;
    margin: 0 15px;
    font-size: 1.2em;
}

nav a:hover {
    text-decoration: underline;
}

main {
    padding: 40px;
    text-align: center;
}

main p {
    background: #ffffff;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin: 0 auto;
}

footer {
    background: #2c3e50;
    color: #ecf0f1;
    text-align: center;
    padding: 10px 0;
    width: 100%;
}