.progress-bar width: 0%; height: 100%; background: #f00; border-radius: 5px;

.controls display: flex; flex-wrap: wrap; align-items: center; gap: 12px; padding: 12px 18px; background: #1e1e1e; color: white;

muteBtn.addEventListener('click', () => if (video.volume > 0) video.volume = 0; volumeSlider.value = 0; muteBtn.textContent = '🔇'; else video.volume = 1; volumeSlider.value = 1; muteBtn.textContent = '🔊';

);

: Copy the code blocks above into CodePen and start tweaking. You’ll be surprised how professional a few lines of HTML/CSS/JS can look. 💡 Pro tip : Replace the sample video with your own .mp4 hosted on GitHub Pages or any public CDN. Liked this tutorial? Tap the ❤️ on the CodePen and share your custom version in the comments.

#timeDisplay font-size: 0.85rem; font-family: monospace;

// Volume volumeSlider.addEventListener('input', () => video.volume = volumeSlider.value; muteBtn.textContent = video.volume === 0 ? '🔇' : '🔊'; );

input[type="range"] width: 80px; cursor: pointer;