body {
    font-family: Arial, sans-serif;
    text-align: center;
    padding: 20px;
}
select, #preferredBrand {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    font-size: 16px;
}
#preferredBrand {
    background-color: #f0f0f0;
    border: 1px solid #ccc;
    padding: 10px;
}