body {
    font-family: 'Calibri', sans-serif;
    padding: 2rem;
    color: #222;
}

h1 {
    margin-bottom: 1rem;
}

table {
    border-collapse: collapse;
    width: 100%;
}

th, td {
    border: 1px solid #ccc;
    padding: 0.5rem 0.75rem;
    text-align: left;
}

th.sortable {
    cursor: pointer;
    user-select: none;
    background-color: #f0f0f0;
    white-space: nowrap;
}

th.sortable:hover {
    background-color: #e0e0e0;
}

tbody tr:nth-child(even) {
    background-color: #fafafa;
}

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