#upa-registration-form {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
    background-color: #fff;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

#upa-registration-form .form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-bottom: 15px;
}

#upa-registration-form label {
    flex: 1 1 100%;
    margin-bottom: 5px;
    font-weight: bold;
    color: #333;
}

#upa-registration-form input, 
#upa-registration-form select {
    flex: 1 1 calc(50% - 20px);
    padding: 10px;
    border-radius: 4px;
    border: 1px solid #ccc;
    font-size: 16px;
    background-color: #f9f9f9;
    transition: border-color 0.3s;
}

#upa-registration-form input:focus, 
#upa-registration-form select:focus {
    border-color: #0073aa;
    outline: none;
}

#upa-registration-form button {
    flex: 1 1 100%;
    padding: 10px 20px;
    border: none;
    border-radius: 4px;
    background-color: #0073aa;
    color: #fff;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s;
}

#upa-registration-form button:hover {
    background-color: #005f8d;
}

#upa-form-response {
    margin-top: 20px;
    font-size: 16px;
}

@media (max-width: 768px) {
    #upa-registration-form input, 
    #upa-registration-form select {
        flex: 1 1 100%;
    }
}