body {
    font-family: Arial, sans-serif;
    background-color: #f5f6f7;
    color: #333;
    text-align: center;
    margin: 0;
    padding: 20px;
}

#clock, #slideshow {
    background-color: white;
    border: 1px solid #ccc;
    border-radius: 8px;
    padding: 20px;
    margin: 20px auto;
    max-width: 600px;
}

#clock img, 
#slideshow img {
    width: 100%;
    height: auto;
    border-radius: 6px;
}

/* captions */
#clock p, 
#slideshow h6 {
    margin-top: 10px;
    font-size: 1em;
    color: #555;
}

input[type="button"] {
    background-color: #4a90e2;
    color: white;
    border: none;
    border-radius: 4px;
    padding: 8px 16px;
    margin: 10px 5px;
    cursor: pointer;
    font-size: 1em;
}

input[type="button"]:hover {
    background-color: #357ab8;
}