.klein{
width: 100px;
}
.groot{
width: 800px;
text-align: left;
float: center;
margin: 0px auto 0px auto;
}
.knop{
	border-radius: 10px;
    width: 400px;
	color: darkblue;
	border-style:inset;
}
.knop2{
	border-radius: 10px;
    width: 150px;
	color: darkblue;
	border-style:inset;
}
.knop3{
	border-radius: 10px;
    width: 20px;
	color: darkblue;
	border-style:inset;
}
.knop:hover {
border-style: outset;
}

div {
    border: 4px darkblue;
	border-radius: 20px;
    width: 265px;
    padding: 20px;
	color: darkblue;
	border-style:inset;
	text-align: center;
}
.test{
    width: 200px;
    border: 0px darkblue;
	border-style:inset;
    padding: 5px;
	background: lightblue;
}
.test2{
    width: 300px;
    border: 2px darkblue;
	border-style:inset;
    padding: 5px;
	background: lightgreen;
}
.test3{
    width: 200px;
    border: 2px darkblue;
	border-style:inset;
    padding: 5px;
	background: white;
}