Puzzle Position
HTML
<div class="puzzle">
<div class="puzzle-piece"><img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/yB4FFgX/Puzzle-einzeln-dunkel.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/yB4FFgX/Puzzle-einzeln-dunkel.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/yB4FFgX/Puzzle-einzeln-dunkel.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png"></div>
<div class="puzzle-piece"><img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png"></div>
</div>
CSS
.puzzle{
display:flex;
flex-flow:row wrap;
height:100%;
}
.puzzle-piece{
position:relative;
flex-basis:33%;
width:33%;
height:33%;
}
.puzzle-piece img{
display:block;
width:100%;
height:auto;
}