100vh in Safari on iOS

When working with Viewport Units there’s this longstanding and extremely annoying bug in Safari on iOS where it does not play nice with the vh unit. Setting a container to 100vh for example will actually result in an element that’s a wee bit too tall: MobileSafari ignores parts of its UI when calculating 100vh. Image …

Making viewport units work properly in Mobile Safari

A typical issue with the well supported Viewport Relative Units (you know: vh, vw, vmin, and vmax) that bothers me a lot is that MobileSafari (Safari on iOS) takes the height of the address bar into account for 100vh. Take a look at the footer of that first block in the screenshot below: since its …

Prevent overscroll/bounce in iOS MobileSafari and Chrome (CSS only)

UPDATE 2017.12: For non-Safari browsers (e.g. Chrome, Firefox) you can use overscroll-behavior to solve exactly this. Simply apply overscroll-behavior-y: none; on html, body and be done with it. html, body { overscroll-behavior-y: none; } Safari however does not support it … UPDATE 2021.06: The workaround below no longer seems to work in recent iOS/MobileSafari versions …