In the following case: <html> <head> <style> .flow { border: 5px solid red; -webkit-flow-into: flow; } #div1 { float: left; width: 100px; height: 100px; background-color: blue; -webkit-region-break-after: always; } #div2 { width: 100px; height: 100px; background-color: green; display: inline-block; } .region { -webkit-flow-from: flow; border: 5px solid black; } #region1 { position: absolute; top: 100px; left: 100px; } #region2 { position: absolute; top: 300px; left: 300px; } </style> </head> <body> <div class="flow"> <div class="float" id="div1"></div> <div class="green" id="div2"></div> </div> <div class="region" id="region1"></div> <div class="region" id="region2"></div> </body> </html> The break on the floating element should be honored, pushing the second div (blue) in the second region.
CSS Regions were removed in Bug 174978.