label {
    display: block;
    margin-bottom: 5px;
}
select, input {
    width: 100%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 3px;
}
button {
    background-color: #007BFF;
    color: #fff;
    border: none;
    border-radius: 3px;
    padding: 10px 20px;
    cursor: pointer;
}
#result {
    background-color: #f7f7f7;
    padding: 15px;
    border-radius: 3px;
    margin-top: 10px;
    font-size: 18px;
    font-weight: bold;
    text-align: center;
    color: #333;
}
#result.success {
    background-color: #66BB6A; /* Green for success */
    color: #fff;
}
#result.error {
    background-color: #EF5350; /* Red for error */
    color: #fff;
}
.loading {
    text-align: center;
    color: #555;
}
.hidden {
    display: none;
}