.main { 
margin-left: auto; 
margin-right: auto;}

.main { 
width: 800px;
height: 1000px;margin-top:50px;

}
hr{
  border: 1px solid green;
}

div.ex2 {
    max-width:800px;
    margin: auto;
}
div.ex3 {
    max-width:600px;
    margin: auto;
    margin-bottom: 20px;
}
div.sticky {
   position: fixed;
}

.panel { 
margin-left: auto; 
margin-right: auto;}

.panel { 
width: 800px;
				height: 180px;margin-top:50px;
}
div.absolute {
    position: absolute;
    top: 60px;
    right:50px;
    width: 400px;
    height: 200px;
}
.clearfix::after {
  content: "";
  clear: both;
  display: table;
}

h4 {
  color: blue;
	font-style: italic;
}

body {
  background-image: url('Afbeeldingen/777618.jpg');
  background-repeat: no-repeat;
  background-attachment: fixed;
  background-size: cover;
  }

#grad1 {
    height: 1600px;
    background: green; /* For browsers that do not support gradients */
    background: linear-gradient(black, green); /* Standard syntax (must be last) */
}
.tooltip {
  position: relative;
  display: inline-block;
  border-bottom: 1px dotted black;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 120px;
  background-color: yellow;
  color: black;
  text-align: center;
  border-radius: 6px;
  padding: 5px 0;
  position: absolute;
  z-index: 1;
  bottom: 150%;
  left: 50%;
  margin-left: -60px;
}

.tooltip .tooltiptext::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: black transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
  visibility: visible;
}
/*** maak de hoogte en breedte gelijk aan je afbeeldingen **/
#slideshow {
position:relative;
height:300px;
width:450px;
				top: 0px;
				left: 0px;
}
#slideshow .slide {
position:absolute;
top:0;
left:0;
z-index:8;
opacity:0.0;
}
#slideshow div.active {
z-index:10;
opacity:1.0;
}
#slideshow div.last-active {
z-index:9;
}