Added support for animating the vertical-align CSS property (r275160).Accounted for hanging and each-line when blending text-interpolation (r275224).Accounted for cover and contain when interpolating background-size (r275202).Removed the duplicate Box Model section from Layout panel in Elements Tab (r275545).Improved grid overlay label appearance (r275560).Fixed grid overlay line numbers showing implicit tracks with negative line numbers (r275558).Fixed grid overlay to honor writing modes and RTL layout direction.Fixed grid overlay areas appearing offset from their actual areas when the grid container has a border set (r275529).Fixed a bug with more than two timeline recordings not showing a timescale (r275337).Fixed CSS Grid overlay track sizes when inline styles are applied to the element (r275293).Fixed grid layout labels that were getting drawn outside the viewport (r275128).Changed grid overlay track size labels to show implicit auto value and no computed size (r275559).Added autocomplete for experimental CSS Color values: hwb, lch, lab, color-mix, color-contrast (r275310).The WebKit blog keeps you up-to-date on the latest developments in HTML, JavaScript, and CSS. Safari Technology Preview works with iCloud, so you can access your latest Safari Favorites, bookmarks, and Reading List. Safari Technology Preview is a standalone app that works side-by-side with the current version of Safari, so you can continue to use and reference the current release. Simply select Report an Issue from the Help menu in Safari Technology Preview. Use Bug Reporter to send feedback directly to Apple about issues and enhancement requests. Use the latest version of the powerful Web Inspector and Responsive Design Mode to modify, debug, and optimize your websites. Updates occur every few weeks and include the most WebKit. You can update Safari Technology Preview right from the Mac App Store. Safari Technology Preview includes the most recent version of WebKit, the rendering engine that powers Safari. Get a preview of the latest advances in Safari web technologies, including HTML, JavaScript, and CSS. Get the latest layout technologies, visual effects, developer tools, and more, so you can provide input on how they are implemented and deliver a best-in-class user experience on all Apple devices. Safari Technology Preview gives you an early look at upcoming web technologies in macOS and iOS. Safari is the best way to see the sites on iPhone, iPad, and Mac.

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