Use this MotionSites background video as a looping website background asset. Title: Void Pulse Category: background License: 免费 Video URL: https://d8j0ntlcm91z4.cloudfront.net/user_38xzZboKViGWJOttwIXH07lWA1P/hf_20260322_013248_a74099a8-be2b-4164-a823-eddd5e149fa1.mp4 Local thumbnail: thumbnails/d6745021-5307-4ee1-abd1-aa8e36d2c6c9.jpg Implementation requirements: - Render the video as a muted, autoplay, looped, playsInline background layer. - Use object-fit: cover and keep the focal motion visible on desktop and mobile. - Add a readable overlay only when foreground text needs contrast. - Keep controls hidden for decorative background use, and provide a poster/thumbnail fallback. - Respect the MotionSites authorization state before using this asset in a commercial project.