                   <i class="fas fa-arrow-down"></i>
                </button>
                <button onclick="setDirection('to right', this)">
                    <i class="fas fa-arrow-right"></i>
                </button>
                <button onclick="setDirection('to left', this)">
                    <i class="fas fa-arrow-left"></i>
                </button>
                <button class="rotate-icon" onclick="setDirection('to top right', this)">
                    <i class="fas fa-arrow-up"></i>