<!DOCTYPE HTML> <title>Testcase for side issue in bug 467084</title> <style type="text/css"> div { background: yellow; } select { margin: 2em 0; /* be bigger than the line-height */ visibility: hidden; } option { height: 1px; min-height: 0; } </style> <div> <select size="3"> <option>One</option> <option>Two</option> <option>Three</option> </select> </div>