html lazy load images

<img loading="lazy" src="https://via.placeholder.com/320x200" alt="Lazy loaded image" />

lazy loading in html

<img src="myimage.jpg" loading="lazy" alt="..." />
<iframe src="content.html" loading="lazy"></iframe>

<img src="image.png" loading="lazy" alt="…" style="height:200px; width:200px;">