html {
  height: 100%;
  margin: 0;
  padding: 0;
}
<!--customized CSS-->

body {
	background:#333333;
	margin: 0;
	padding: 0; 
	color: #FFFFFF;
	font:arial;
	font-size:15px;
}
#contcont {
	margin: 0 auto;
	padding: 0 5px 0 5px;
	width: 900px;
	background: #333333;
}
#container {
	width: 900px;
	margin: 0 auto;
	overflow: hidden;
	background: #000000;
	padding-bottom: 5px;
	
		
}
#header {
	margin: 0 auto;
	width: 900px;
	height: 219px;
	margin-bottom: 10px;
	background: url(../images/freeenglishsongs-header.jpg) no-repeat center;
}
#middlecont {
	width: 890px;
	padding: 0 5px 0 5px;
	
}
.sidebars {
	width: 170px;
	float: left;
	margin-right: 5px;
	border: #999999 1px solid;
} 
#maincont {
	color: #FFFFFF;
	width: 520px;
	float: left;
	padding: 5px; 
	margin-right: 5px;
	border: #666666 1px solid;
	font-family: Verdana;
}
.sidebarR {
	width: 170px;
	float: left;
	border: #666666 1px solid;
	
	
}
.Sheader {
	background: url(../images/sidebarh.jpg) repeat-x;
	height: 28px;
	width: 160px;
	margin: 5px auto 0px;
	padding-top: 5px;
	padding-left: 5px;
	text-align: center;
	color:#510000;
	letter-spacing: 0.2em;
	font-variant:small-caps;
	font-size: 11px;
	font-weight: bold;
}
#footer {
	font-size: 12px;
	color:#FFFFFF;
	margin: 5px auto;
	padding-top: 10px;
	padding-bottom: 5px;
	width: 900px;
	background: #333333;
	font-family: verdana;
}

<!--costumized CSS end-->
form { 
  margin: 0;
  padding: 0;
}

input, select, textarea, td {
  font: 9pt Verdana;    
}

a:link, a:visited {
  font-weight: bold;
  color: #0099FF;
}

a:hover, a:active {
  color: #99977e;
}

#background {
  background: transparent url(../images/background.png) repeat-y top left;
  margin-left: auto;
  margin-right: auto;
  width: 900px;
  min-height: 100%;
  background-color: #efefe6;
}

#content {
  padding: 40px;
  padding-top: 10px;
}

.table-border {
  background: #d9d9c2;
  color: #555A5F;
}

.table-header {
  padding: 0;
  background: url(../images/sidebarh.jpg) #ff3300 repeat-x; 
  color: #FFFFFF;
  height: 28px; 
  font-weight: bold;
  text-align: center;
}

.table-header td {
  font-weight: bold;
}


.table-header-l {
  background: #ffeb7a url(../images/header-bg-l.png) no-repeat top left; 
  width: 2px;
}

.table-header-r {
  background: #ffeb7a url(../images/header-bg-r.png) no-repeat top right; 
  width: 2px;
}

table.rows td {
  background: #000000;
  color:#FFFFFF;
  border-top: 1px solid #f5f5e7;
}

.row-color-a {
  background: #000000;
  color:#FFFFFF;
  border-top: 1px solid #f5f5e7;
}
  
.row-color-b {
  background: #000000;
  color:#FFFFFF;
  border-top: 1px solid #f5f5e7;
}

.small {
  font-size: 8pt;
}

.error {
  font-weight: bold;
  color: #d52727;
  border: 1px dotted #d52727;
  padding: 4px;
  padding-left: 10px;
  padding-right: 10px;
  background-color: #FEE7E8;
}

.notice {
  font-weight: bold;
  color: #0097FF;
  padding: 4px;
  padding-left: 10px;
  padding-right: 10px;
  background-color: #EFF8E0;
}

.bold {
  font-weight: bold;
}

.hilite {
  background-color: yellow;
}

.click {
  cursor: pointer;
}

.line-bottom {
  border-bottom: 1px solid #dcdcdc;
}

.banner {
  padding-top: 2px;
  padding-bottom: 3px;
}