Created attachment 169123 [details] Test file [search_bug.html] with searching issue Overview: The position of content is changed when using "Find" feature (Ctrl+F on Windows or Command +F on Mac OS)on vertical writing mode, with float feature in css style. The issue happened on Mac and Win. Steps to Reproduce: 1)Open the attached test file. 2)Search"と" 3)Press enter key to search next Actual Results: The vertical content's position is changed when searching the second "と" Expected Results: No content position change issue occurs when searching character just as horizontal writing mode did.