body {
    font-family: Arial, sans-serif;
    padding: 20px;
    text-align: center;
    font-size: 16px;
}

header {
    background-color: #FFD700;
    color: #000;
    padding: 20px 0;
    margin-bottom: 20px;
}

.input-section {
    margin: 40px 0;
}

button {
    display: block;
    margin: 20px auto;
    padding: 10px 20px;
    font-size: 18px;
    cursor: pointer;
    background-color: #4CAF50;
    color: #FFF;
}

.results {
    display: none;  // The results section is hidden by default and will be displayed after the user submits their birth year.
}

img {
    max-width: 100%;
    height: auto;
}

/* Adjustments for tablets */
@media screen and (max-width: 768px) {
    body {
        font-size: 14px;
    }
}

/* Adjustments for mobile phones */
@media screen and (max-width: 480px) {
    body {
        font-size: 12px;
    }
}