.custom-product-addons {
    margin: 20px 0;
    padding: 20px;
    background-color: #f9f9f9;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    transition: opacity 0.3s ease;
}

.custom-product-addons h3 {
    margin-top: 0;
    margin-bottom: 15px;
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.custom-product-addon {
    margin-bottom: 15px;
    padding: 10px;
    background-color: #fff;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.custom-product-addon label {
    font-size: 14px;
    color: #555;
    margin-right: 10px;
}

.custom-product-addon .qty-input {
    width: 80px;
    padding: 8px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
    text-align: center;
}

.custom-product-addon .qty-input:focus {
    border-color: #66afe9;
    outline: none;
    box-shadow: 0 0 5px rgba(102, 175, 233, 0.6);
}

.custom-product-addon:last-child {
    margin-bottom: 0;
}