<!DOCTYPE HTML> <html><head> <meta charset="utf-8"> <title>Testcases for overflow-clip-box:content-box</title> <style type="text/css"> html,body { color:black; background-color:white; font:16px monospace; padding:0; margin:7px; } div { width: 100px; padding-right:50px; overflow-clip-box:padding-box; overflow:hidden; } .rel { position:relative; } .mask5 { position:absolute; height:40px; background:white; top:3px; left:0px; width:50px; } </style> </head> <body> <div contenteditable=true spellcheck=false tabindex=0 id=x class="block"><span style="padding-right:50px">XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX</span></div> <script> var x = document.getElementById('x'); x.focus(); x.scrollLeft=100000 window.getSelection().collapse(x,1); </script> </body> </html>