@CHARSET "UTF-8";

#container {
	border: 1px solid black;
	padding: 5px;
}

#headerwrap {
	border: 1px solid cyan;
}

#head_left {
	float: left;
	border: 1px solid red;
	height: 50px;
}
#head_center {
	float: left;
	border: 1px solid green;
	height: 50px;
}
#head_right {
/* 	float:left; */
	border: 1px solid red;
	height: 50px;
}

#contentwrap {
	border: 1px solid black;
	height: 500px;
}
@CHARSET "UTF-8";

#container {
	border: 1px solid black;
	padding: 5px;
	width: 800px;
	margin: 0 auto;
}

#headerwrap {
	border: 1px solid cyan;
	padding: 2px;
	overflow: hidden;	
}

#head_left {
	float: left;
	border: 1px solid red;
	height: 50px;
	width: 50px;
}
#head_center {
	float: left;
	border: 1px solid green;
	height: 50px;
	width: 400px;
}
#head_right {
	float:left;
	border: 1px solid red;
	height: 50px;
	width: 50px;
}

#contentwrap {
	border: 1px solid magenta;
	height: 500px;
	margin-top: 2px;
}
Add some colored borders an spaces
Add some colored borders an spaces
