body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background-color: #f0f2f5;
    margin: 0;
}

h1 {
    color: #333;
    font-size: 24px;
    margin-bottom: 20px;
}

input, select, button {
    padding: 10px;
    margin: 5px;
    border-radius: 5px;
    border: 1px solid #ddd;
    font-size: 16px;
}

button {
    background-color: #007bff;
    color: white;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

#result{
    font-size: 18px;
    color: #007bff;
}