content-visibility: auto là gì?

Skip rendering off-screen elements hoàn toàn.

• Browser chỉ render khi element gần viewport.
• Cải thiện initial rendering performance đáng kể cho long pages.
• Cần contain-intrinsic-size để giữ scroll height chính xác.

Skips rendering off-screen elements entirely.

• The browser only renders elements as they approach the viewport.
• Significantly improves initial rendering performance for long pages.
• Pair with contain-intrinsic-size to maintain accurate scroll height.