body {
    font-family: Arial, Helvetica, sans-serif;
    margin: 2em;
}

table {
    border-collapse: collapse;
}

th, td {
    padding: 6px 12px;
    border-bottom: 1px solid #ddd;
}

th {
    text-align: left;
}

.out-of-stock {
    color: #999;
    background-color: #f5f5f5;
}

.in-stock {
    font-weight: 500;
}