body{
margin:0;
padding:0;
}

#maincontainer{
width: 760px; /*Width of main container*/
margin: 0 auto; /*Center container on page*/
}

#topsection{
background: #87ceff;
height: 183px; /*Height of top section*/
}

#topsection h1{
margin: 0;
padding-top: 15px;
}

#contentwrapper{
float: left;
width: 100%;
}

#contentcolumn{
margin-left: 260px; /*Set left margin to LeftColumnWidth*/
}

#leftcolumn{
float: left;
width: 260px; /*Width of left column*/
margin-left: -760px; /*Set left margin to -(MainContainerWidth)*/
background: #E0FFFF;
}

#footer{
clear: left;
width: 100%;
height: 15px;
background: #87CEFF;
color: #FFF;
text-align: center;
padding: 4px 0;
}

#footer a{
color: #FFFF80;
}

.innertube0{
margin: 0px; /*Margins for inner DIV inside each column (to provide padding)*/
margin-top: 0;
margin-bottom: 0;
}

.innertube1{
margin: 0px; /*Margins for inner DIV inside each column (to provide padding)*/
margin-top: 0;
margin-bottom: 0;
margin-left: 10px;
}


.innertube{
margin: 10px; /*Margins for inner DIV inside each column (to provide padding)*/
margin-top: 0;
}



/* *** menu start *** */
#mainmenu ul{
height: 11px;
margin: 0;
margin-top: 0px;
padding: 0;
margin-bottom: 1em;
float: left;
width: 100%;
background-color: #87ceff;
text-decoration: none;
font-family: verdana, arial, helvetica, sans-serif; 
font-size: 11px; 
font-weight: bold;
}
<!--
* html #mainmenu ul{ /*IE only rule, reduce menu width*/
width: 99%;
}
-->
#mainmenu ul li{
display: inline;
}

#mainmenu ul li a{
float: left;
color: #2c3d87;
padding: 2px 8px;
text-decoration: none;
background: transparent url(media/vertical.gif) center right no-repeat;
}

/*
#mainmenu ul li a:active{
color: red;
}
*/

#mainmenu ul li a:hover{
color: #ffe4e1;

}
/* *** menu end *** */


body {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px}
h1 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; font-weight: bold;}
h2 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold; margin-top: 0px; margin-bot: 0px;}
h3 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; font-weight: bold}
tr {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px}
td {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px}
 

.head2 {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold}
.head2up {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 12px; font-weight: bold; vertical-align: super}


.head1up {  font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 14px; font-weight: bold; vertical-align: super}

#Arkiv-liste ul{
margin-top: 0px;
padding: 0;
margin-bottom: 10px;
margin-left: 25px; 
font-size: 11px; 

}