#maincontainer{
width: 983px; /*Width of main container*/
margin: 0 auto; /*Center container on page*/
background:#f0f9fd;

}


#contentwrapper{
float: left;
width: 100%;
background:#f0f9fd;

}

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

#contentcolumn-3c{
margin: 0 230px 0 200px; /*Margins for content column. Should be "0 RightColumnWidth 0 LeftColumnWidth*/
background:#f0f9fd;

}

#leftcolumn-3c{
float: left;
width: 195px; /*Width of left column in pixel*/
margin-left: -983px; /*Set margin to that of -(MainContainerWidth)*/
background:#f0f9fd;
}

#rightcolumn-3c{
float: left;
width: 230px; /*Width of right column*/
margin-left: -230px; /*Set left margin to -(RightColumnWidth)*/
background:#f0f9fd;
}