Perzieje
<button id="btn1" onclick="initBoard(this)" class="btn btn1">3x3</button>
<button id="btn2" onclick="initBoard(this)" class="btn btn1">4x4</button>
<button id="btn3" onclick="initBoard(this)" class="btn btn1">5x5</button>
<input type="file" id="getval" hidden />
<label for="getval" class="label">Zgjidhni nje fotografi</label>
</div>
<div id="panel">
</div>
</div>
<script src="puzzle.js"></script>