document.addEventListener('DOMContentLoaded', function() { const music = document.getElementById('background-music'); const musicToggle = document.getElementById('music-toggle'); if (music && musicToggle) { musicToggle.addEventListener('click', function() { if (music.paused) { music.play(); musicToggle.textContent = 'Pause Music'; } else { music.pause(); musicToggle.textContent = 'Play Music'; } }); } });