Do This to Improve Image Loading on Your Website
Ever since responsive web design started, we've had a problem with the way images load on the web. Now, Firefox is fixing the problem. Add width & height attributes to all your images, and see load jankiness disappear. Jen Simmons explains how. Try out the demos for yourself: Fixed-width layout: https://codepen.io/jensimmons/pen/jOONZaZ?editors=1100 Responsive layout: https://codepen.io/jensimmo
HTML Standard
'xxx-large' 15.3.5 Bidirectional text @namespace "http://www.w3.org/1999/xhtml"; [dir]:dir(ltr), bdi:dir(ltr), input[type=tel i]:dir(ltr) { direction: ltr; } [dir]:dir(rtl), bdi:dir(rtl) { direction: rtl; } address, blockquote, center, div, figure, figcaption, footer, form, header, hr, legend, listing, main, p, plaintext, pre, summary, xmp, article, aside, h1, h2, h3, h4, h5, h6, hgroup, nav, sect
Intrinsic Size Attribute Sample
Background "intrinsicSize" attribute tells the browser to ignore the actual intrinsic size of the image and pretend it's the size specified in the attribute. This is useful in combination with "unsized-media" feature policy because it allows for images proportional to window width without causing layout instability. In addition, "intrinsicSize" attribute is useful to reduce excesive layout, especi
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Chrome Platform Status
https://bugs.chromium.org/p/chromium/issues/detail?id=997286
Chrome Platform Status
