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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    background: white;
    border-radius: 10px;
    box-shadow: 13px 10px 10px rgba(0, 0, 0, 0.2);
    padding: 40px;
    max-width: 1000px;
    width: 100%;
}

h1 {
    color: #333;
    text-align: center;
    margin-bottom: 10px;
    font-size: 2.5em;
}

.subtitle {
    text-align: center;
    color: #666;
    margin-bottom: 30px;
    font-style: italic;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

thead {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

th {
    padding: 15px;
    text-align: left;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.9em;
    letter-spacing: 0.5px;
}

td {
    padding: 15px;
    border-bottom: 1px solid #e0e0e0;
    color: #555;
}

tbody tr {
    transition: background-color 0.3s ease;
}

tbody tr:hover {
    background-color: #f5f5f5;
}

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

.empty-message {
    text-align: center;
    padding: 40px;
    color: #999;
    font-style: italic;
}

@media (max-width: 768px) {
    .container {
        padding: 20px;
    }

    h1 {
        font-size: 1.8em;
    }

    table {
        font-size: 0.9em;
    }

    th, td {
        padding: 10px;
    }
}