table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 10px;
}

th, td {
    border: 1px solid #ddd;
    padding: 8px;
    text-align: center;
}

th {
    background-color: #f8f9fa;
}

td[contenteditable="true"]:focus {
    outline: 2px solid #28a745;
    background-color: #fff;
}

.btn-add {
    padding: 10px 15px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    margin-bottom: 20px;
}

.btn-delete {
    background-color: #dc3545;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    padding: 2px 8px;
}

.btn-delete:hover {
    background-color: #c82333;
}

.totals-section {
    margin-top: 20px;
    padding: 15px;
    background-color: #f1f1f1;
    border-radius: 4px;
}

.total-item {
    font-weight: bold;
    font-size: 1.1em;
}