:root {
    --primary: #0077ff;
    --primary-dark: #005fcc;
    --gradient-start: #4facfe;
    --gradient-end: #00f2fe;
}

body {
    font-family: Arial, sans-serif;
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: #333;
    text-align: center;
    padding: 50px;
}

h1 {
    font-size: 2.5em;
    margin-bottom: 10px;
    color: white;
    text-shadow: 1px 1px 4px rgba(0,0,0,0.5);
}

p {
    color: #f9f9f9;
    margin-bottom: 30px;
}

sub {
    display: block;
    margin-top: 8px;
    font-size: 0.85em;
    color: #ddd;
}

table {
    margin: 0 auto;
    border-collapse: collapse;
    width: 60%;
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

th, td {
    padding: 15px;
    border-bottom: 1px solid #eee;
}

tr:last-child td {
    border-bottom: none;
}

th {
    background: var(--primary);
    color: white;
    font-size: 1.1em;
}

a.download-btn {
    display: inline-block;
    padding: 8px 16px;
    background: var(--primary);
    color: white;
    border-radius: 6px;
    text-decoration: none;
    transition: background 0.3s;
    font-weight: bold;
}

a.download-btn:hover {
    background: var(--primary-dark);
}

.footer {
    margin-top: 30px;
    font-size: 0.9em;
    color: #fff;
    opacity: 0.8;
}