1545360-1.xhtml (900B)
1 <html xmlns="http://www.w3.org/1999/xhtml" 2 xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul" 3 class="reftest-wait"> 4 <style> 5 .container { 6 display: flex; 7 flex-direction: column; 8 outline: 1px solid black; 9 } 10 .item { 11 border: 0px solid pink; 12 box-sizing: content-box; 13 } 14 .withBorderTop { 15 border-top-width: 20px; 16 } 17 </style> 18 <script> 19 function doTest() { 20 tweakMe.classList.add('withBorderTop'); 21 document.documentElement.removeAttribute("class"); 22 } 23 window.addEventListener("MozReftestInvalidate", doTest); 24 </script> 25 <body> 26 <div class="container"> 27 <xul:toolbarpaletteitem 28 class="item" id="tweakMe">abc</xul:toolbarpaletteitem> 29 <xul:toolbarpaletteitem 30 class="item">def</xul:toolbarpaletteitem> 31 <xul:toolbarpaletteitem 32 class="item">ghi</xul:toolbarpaletteitem> 33 </div> 34 </body> 35 </html>