#div.page {
margin : 10px;
}
div.c1 {text-align: center;}

<!-- centered menu-->
#centeredmenu {
   float:left;
   width:100%;
   background:#fff;
   border-bottom:4px solid #99ccff;
   position:relative;
         font size: 1.0em; 
         font-family:trebuchet MS;Verdana, sans-serif;
}
#centeredmenu ul {
   clear:left;
   float:right;
   list-style:none;
   margin:0;
   padding:0;
   position:relative;
   right:50%;
   text-align:center;
}
#centeredmenu ul li {
   display:block;
   float:left;
   list-style:none;
   margin:0;
   padding:0;
   position:relative;
   left:50%;
}
#centeredmenu ul li a {
   display:block;
   margin:0 0 0 1px;
   padding:3px 10px;
   background:#99ccff;
   color:#000066;
   text-decoration:none;
   line-height:1.3em;
}
#centeredmenu ul li a:hover {
   background:#369;
   color:#fff;
}
#centeredmenu ul li a.active,
#centeredmenu ul li a.active:hover {
   color:#fff;
   background:#000;
   font-weight:bold;
}

body {
font-family : trebuchet MS, tahoma, verdana, geneva, arial, helvetica, sans- serif;
margin:10;
        padding:5;
background-color:#fff;
}
#content
{
        margin-left: 2em;
        width: 92%;
        background-color: #fff;
}


h1 {
color : #000;
font-size : 1.8em;
text-align : center;
background : transparent;
}
h2 {
color : #000;
font-size : 1.7em;
background : transparent;
text-align:center;
}
h3 {
color : #000;
font-size : 1.6em;
background : transparent;
}
h4 {
text-align : center;
color : #000;
font-size : 1.5em;
background : transparent;
}
h5 {
text-align : center;
text-decoration : underline;
color : red;
font-size : 1.2em;
background : transparent;
}
p, ul, li {
font-size : 1.0em;
font-family : trebuchet MS,tahoma, verdana, geneva, arial, helvetica, sans- serif;
}
ul {
list-style : none;
}
a:link {
color : blue;
background : transparent;
}
a:visited {
color : purple;
background : transparent;
}
a:hover {
color : silver;
background : transparent;
}
a:active {
color : #000;
background : transparent;
}

div.nav_bottom {
width: 98%;
height: auto;
align: center
background-color : #fff;
}
#nav_bottom li {
display : inline;
}
                                        
</style>