Puzzle Position
HTML
<div class="puzzle">
<img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png" class="puzzle_line_one">
<img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png" class="puzzle_line_one" style="bottom: 15%; left: -18%;">
<img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png" class="puzzle_line_one" style="bottom: 15%; left: -36%;">
<img src="https://i.ibb.co/yB4FFgX/Puzzle-einzeln-dunkel.png" class="puzzle_line_two">
<img src="https://i.ibb.co/yB4FFgX/Puzzle-einzeln-dunkel.png" class="puzzle_line_two" style="bottom: 15%; left: -18%;">
<img src="https://i.ibb.co/yB4FFgX/Puzzle-einzeln-dunkel.png" class="puzzle_line_two" style="bottom: 15%; left: -36%;">
<img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png" class="puzzle_line_three">
<img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png" class="puzzle_line_three" style="bottom: 15%; left: -18%;">
<img src="https://i.ibb.co/f4cGc1x/Puzzle-einzeln-hell.png" class="puzzle_line_three" style="bottom: 15%; left: -36%;">
</div>
CSS
.puzzle{
display:flex;
flex-flow:row wrap;
}
.puzzle img{
position:relative;
display:block;
flex-basis:33%;
width:33%;
height:auto;
}