body {
    background-color: LightGray;
}

header {
    background-color: #333;
    color: white;
    padding: 10px;
    text-align: center;
}

nav ul {
    background-color: #444;
    overflow: hidden;
    color: white;
    padding: 0;
    text-align: center;
    margin: 0;
    list-style: none;
}

nav ul li {
    display: inline;
    padding: 20px;
}

nav ul li a {
    text-decoration: none;
    color: white;
    padding: 5px 20px;
}

nav ul li a:hover {
    background-color: #555;
}

main {
    padding: 20px;
}

.side-by-side {
    display: inline-block;
    margin: 10px;
    vertical-align: top;
    max-width: 45%; /* Adjust the max-width to fit within the container */
}

.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

aside {
    background-color: #f4f4f4;
    padding: 10px;
    margin: 20px 0;
}

footer {
    background-color: #cccccc; /* Lighter Gray */
    color: black; /* Change text color for better contrast */
    text-align: center;
    padding: 10px;
}