'click', () => this.playRandomTrack());
                pauseBtn.addEventListener('click', () => this.pause());
                
                volumeSlider.addEventListener('input', (e) => {
                    this.setVolume(e.target.value / 100);
                });
            }
            
            async playRandomTrack() {
                const randomTrack = this.tracks[Math.floor(Math.random() * this.tracks.length)];
                const path = `music/${randomTrack}`;
                
         