2 <div style=
"width: 100px; height: 100px; opacity: 0.8; -webkit-perspective: 1px; -webkit-box-shadow: 0px 0px 5px 5px #fff;">
3 <div style=
"position: relative; z-index: -1; width: 10px; height: 10px; background: blue"></div>
4 <div style=
"width: 40px; height: 40px; background: orange;"></div>
5 <div style=
"width: 40px; height: 40px; background: green; transform: translateZ(0);"></div>