.sb, .sbi, .sb *, .sbi * { position:relative; z-index:1; }
* html .sb, * html .sbi { height:2%; }
.sbi { display:inline-block; }
.sb-inner { background:#fff; opacity:1.0;}
.sb-shadow { background:#000; }
.sb-border { background:#fff; opacity:0.7;}