#bgn_container
{
    width: 993px; /*Width of main container*/
    margin: 0 auto; /*Center container on page*/
    background: #fff;
}

#bgn_left_column
{
    float: left;
    width: 190px; /*Width of left column in pixel*/
    margin-left: -993px; /*Set margin to that of -(MainContainerWidth)*/
    background: #fff;
    padding-left: 4px;
}

#bgn_main_column
{
    margin: 0 0 0 190px; /*Margins for content column. Should be "0 RightColumnWidth 0 LeftColumnWidth*/
}