body {
    padding: 20px;
    margin-left: 200px;
    margin-right: 200px;
    display: flex;
    flex-direction: column;
    font-family: Arial, Helvetica, sans-serif;
}

/* header and footer styling */

.header, .footer {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.footer p {
    font-style: italic;
}

/* content styling */

.content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: left;
}

.content p, h3, img {
    margin-top: 5px;
    margin-bottom: 5px;
}

/* navigation bar */

nav {
    display: flex;
    flex-direction: row;
}

nav ul {
    margin: 0;
    padding: 0;
}

nav ul li {
    display: flex;
}

nav ul li a {
    text-decoration: none;
    color: black;
	padding-left: 20px;
	padding-right: 20px;
	color: blue;
}

#curr-page li a {
	font-weight: bold;
}

nav ul li a:hover {
	text-decoration: underline;
}