* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #f5f7fa;
    color: #1f2937;
    min-height: 100vh;
    padding: 60px 20px;
}

h1 {
    text-align: center;
    font-size: 42px;
    margin-bottom: 45px;
    color: #111827;
}

nav ul {
    display: flex;
    justify-content: center;
    gap: 15px;
    list-style: none;
}

nav a {
    display: block;
    padding: 12px 26px;
    font-size: 16px;
    color: #6b7280;
    text-decoration: none;
    background: white;
    border: 1px solid #e5e7eb;
    border-radius: 999px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);

    transition: transform 0.25s ease, color 0.25s ease;
}

nav a:hover {
    transform: translateY(-3px);
    color: #111827;
}