body {
    font-family: Arial, sans-serif;
    background-color: #f2f2f2;
    text-align: center;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #ffffff;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

select, input[type="text"], input[type="submit"] {
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    display: inline-block;
    border: 1px solid #ccc;
    box-sizing: border-box;
    border-radius: 5px;
    font-size: 15px;
}

input[type="submit"] {
    background-color: #4CAF50;
    color: white;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #45a049;
}

#output {
    font-size: 20px; 
    font-weight: bold;
    display: block;
    margin-bottom: 10px; 
    color: #007BFF;
}

.logo {
    max-width: 100%;
    height: auto;
}
@media screen and (max-width: 480px) {
    .container {
        max-width: 90%;
    }
}

@media screen and (max-width: 768px) {
    .container {
        max-width: 70%;
    }
}

@media screen and (max-width: 1024px) {
    .container {
        max-width: 80%;
    }
}