<div id="parallax-lvl-0"> <div id="b0-1" class="bubble size4 white"> </div> <div id="b0-3" class="bubble size2 white"> </div> <div id="b0-4" class="bubble size2 white"> </div> <div id="b0-5" class="bubble size1 white"> </div> <div id="b0-12" class="bubble size2 white"> </div> </div> <div id="parallax-lvl-1"> <div id="b1-1" class="bubble size1 blue"> </div> <div id="b1-2" class="bubble size4 blue"> </div> <div id="b1-3" class="bubble size4 orange"> </div> <div id="b1-4" class="bubble size2 pink"> </div> <div id="b1-6" class="bubble size2 purple"> </div> </div> <div id="parallax-lvl-2"> <div id="b0-2" class="bubble size3 white"> </div> <div id="b2-2" class="bubble size1 pink"> </div> <div id="b2-3" class="bubble size1 green"> </div> </div> <div id="parallax-lvl-3"> <div id="b3-1" class="bubble size2 green"> </div> <div id="b3-2" class="bubble size1 green"> </div> <div id="b3-6" class="bubble size4 blue"> </div> </div>