body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 20px auto;
    padding: 20px;
}

.input-container {
    margin: 20px 0;
    display: flex;
    gap: 10px;
    align-items: center;
}

input[type="text"] {
    width: 300px;
    padding: 8px;
    font-size: 16px;
}

select {
    padding: 8px;
    font-size: 16px;
}

button {
    padding: 8px 16px;
    font-size: 16px;
    cursor: pointer;
}

#result {
    margin-top: 20px;
    padding: 10px;
    border: 1px solid #ccc;
    min-height: 50px;
}

#loading {
    color: #666;
    display: none;
}

.hint {
    color: #666;
    font-size: 14px;
    margin-top: 10px;
}