body {
margin-top: 1em;
margin-left: auto;
margin-right: auto;
width: 75%;
text-align: justify;
background-color: #FFFFFF;
}

div.image {
text-align: center;
margin-top: 3em;
margin-bottom: 3em;
}

h1, h2 {
text-align: center;
color: navy;
}

h3,h4,h5,h6 {
text-align: left;
color: navy;
}

a {
color: navy;
text-decoration: underline;
}

a:hover {
text-decoration: none;
color: green;
}