body 
{
margin-left: auto;
margin-right: auto;
}

h1
{
font-size:200%;
text-align: center;
}

h2
{
text-align: center;
font-size:100%;
font-family:Arial, sans-serif;
margin-top:0px;
margin-bottom:0px;
margin-right:0px;
margin-left:0px;
}

div.logo-header
{
padding:10px;
background-color:WhiteSmoke;
color:black;
border:1px solid gray;
margin:0px;
position:absolute;
top:0px;
left:0px;
right:0px;
}

div.text
{
max-width: 900px;
margin: auto;
font-size:18px;
}

div.image-right
{
border:2px solid black;
float:right;
padding: 10px;
margin: 20px;
text-align:center;
font-family:Arial, Helvetica, sans-serif;
font-size:80%;
}

div.image-center
{
border:2px solid black;
padding: 10px;
margin: 20px;
font-family:Arial, Helvetica, sans-serif;
text-align:center;
}

hr
{
border:1px solid black;
}

div.nav_bar
{
font-family:Verdana,sans-serif;
font-size:14px;
text-align:center;
padding:10px;
background-color:WhiteSmoke;
color: black;
border:1px solid gray;
margin:0px;
position:fixed;
bottom:0px;
left:0px;
right:0px;
_position:absolute;
bottom:0px;
left:0px;
right:0px;
}