body {
margin: 0;
padding: 0;
color: #000000;
font : normal normal 70%/1.5 "Verdana", sans-serif;
height: 100%; /* héél belangrijk */
background: #ffffff url('./images/duikgroepen.gif') no-repeat fixed left top;
/*background-image: url('./images/bg.jpg');*/
}
#container{
position: absolute;
margin: 0 auto;
width: 778px;
margin-left: -389px;
left: 50%;
min-height: 100%;
height:auto !important; /* voor moderne browsers */
height:100%; /* voor IE */
text-align: left;
background-color: white;
z-index: 2;
background-image: url('./images/bg.jpg');
}
#header{
position: absolute;
height: 125px;
width: 778px;
z-index: 5;
}
#side_bar{
position: absolute;
height: 100%;
width: 160px;
background:  url('./images/purple_transparant.png');
}
#top_bar{
position: absolute;
height: 40px;
width: 618px;
top: 125px;
left: 160px;
background-image: url('./images/purple_transparant.png');
}
#content{
width: 440px;
padding-top: 165px;
padding-left: 170px;
padding-right: 50px;
padding-bottom: 90px;
min-height: 560px;
z-index:1;
}
#content img{
border: solid 1px #777aa7;
padding: 2px;
margin-right: 10px;
}
#topmenu{
position: absolute;
top: 135px;
right: 0;
z-index: 10;
background-color: blue;
}
#left_box{
position: absolute;
padding-top: 165px;
left: 10px;
width: 150px;
z-index: 12;
}
#right_box{
position: absolute;
padding-top: 175px;
padding-left: 10px;
right: 0em;
width: 160px;
}	
#copyright{
position: absolute;
z-index: 6;
color: black;
width: 600;
margin-left: 160px;
bottom: 0;
background-image: url('./images/purple_transparant.png');
}
.button{
float: left;
padding: 10px 0 5px 5px;
margin-top: 8px;
width: 151px;
font-size: 15px;
font-weight: bold;
color: white;
z-index:12;
background-image: url('./images/button.gif');
}
	/*MENU*/
	#main_nav{
	position: absolute;
	padding-top: 133px;
	padding-left: 145px;
	z-index: 1;
	} 
	#main_nav ul{
	list-style: none;
	padding: 0;
	margin: 0;
	z-index:1;
	font-size:11px;
	} 
	#main_nav li{
	float: left;
	margin: 0 0.35em 0 0.35em;
	padding: 0.1em 0.6em 0.35em 0.6em;
	width: 100px;
	text-align: center;
	z-index:12;
	border: solid 1px #7679a6;
	background-image: url('./images/menu_purple.jpg');
	} 
	#main_nav li a:link, #main_nav li a:visited{
	height: -2em;
	display: block;
	font-weight : bold;
	text-decoration : none;
	margin-right: 0.35em;
	z-index:1;
	} 
	#main_nav li:hover{
	height: -2em;
	display: block;
	font-weight : bold;
	text-decoration : none;
	margin-right: 0.35em;
	background-image: url('./images/menu_yellow.jpg');
	}
	/*MENU*/
INPUT, SELECT, TEXTAREA{
font-color: #838683;
margin: 1px;
font-family: tahoma;
border: solid #7679a6 1px;
font-size: 1.0em;
background-color: #f5f5f5;
}
INPUT{
background-image: url('./images/input.jpg');
}
input.submit {
width: 20px;
height: 20px;
background: url('./images/submit.jpg') no-repeat;
outline: none;
border: none;
cursor : pointer;
font : normal normal 70%/1.5 "Verdana", sans-serif;
}
input.submit:hover {
background: url('./images/submit.jpg') no-repeat 0 -21px;
}
FORM {
margin: 0px;
}
.titel{
color: #0068cf;
padding-bottom: 12px;
text-decoration: none;
}
h2{
font-size: 1.75em;
font-weight: bold;
margin: 1em 0 0 0;
padding-top: .45em;
}

h3{
font-size: 1.00em;
font-weight: bold;
margin: 1em 0 0 0;
padding-top: .45em;
}
a{
color: black;
text-decoration: none;
}
#content a{
text-decoration: underline;
}