<!DOCTYPE html> <title> Scrollers should snap to the closest snap point on initial layout (using 'writing-mode: vertical-lr') </title> <link rel="help" href="https://drafts.csswg.org/css-scroll-snap/#re-snap" /> <link rel="match" href="snap-after-initial-layout-ref.html" /> <style> div { position: absolute; margin: 0; } #scroller { height: 500px; width: 500px; overflow: hidden; scroll-snap-type: both mandatory; writing-mode: vertical-lr; } #close-target { width: 200px; height: 200px; border: solid green 50px; top: 50px; left: 150px; margin: 50px; background-color: green; scroll-snap-align: end start; } #far-target { width: 300px; height: 300px; top: 100px; left: 500px; background-color: red; scroll-snap-align: end start; } .area { width: 2000px; height: 2000px; } </style> <div id="scroller"> <div class="area"></div> <div id="close-target"></div> <div id="far-target"></div> </div>