立方体の角を丸くして、立方体の外側を完璧にするにはどうすればよいですか? http://jsfiddle.net/ZrpLT/3/
<div class="top" style="-webkit-transform: rotateX(90deg) translateZ(75px); z-index: 1000;"><img src="http://www.defie.co/designerImages/thumbnails/inventory.png" width="150" height="150" style="margin-top: 0px;"></div>
div.melonhtml5_gallery div.cube {
width: 100%;
height: 100%;
position: absolute;
-webkit-transform-style: preserve-3d;
-moz-transform-style: preserve-3d;
-o-transform-style: preserve-3d;
-ms-transform-style: preserve-3d;
transform-style: preserve-3d;
-webkit-transition: -webkit-transform 1s;
-moz-transition: -moz-transform 1s;
-o-transition: -o-transform 1s;
-ms-transition: -moz-transform 1s;
}