body {
    font-family: Arial, sans-serif;
    background: #f7f7f7;
    margin: 40px;
    color: #222;
}

label {
    font-weight: bold;
    margin-right: 10px;
}

select, button {
    padding: 6px 12px;
    margin: 8px 0;
    border-radius: 4px;
    border: 1px solid #ccc;
    font-size: 1em;
}

button {
    background: #4a90e2;
    color: #fff;
    border: none;
    
}

button:hover {
    background: #357abd;
}

#output {
    margin-top: 24px;
    padding: 16px;
    background: #fff;
    border-radius: 6px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
    min-width: 280px;
}