.tab-pal .img .case {
    height: 100%;
    width: 100%;
    position: absolute;
    left: 10px;
    top: 16px;
    background: url(images/case.png) no-repeat;
    z-index: 1;
    background-size:266px;}
.boxF {
    transform: rotate(120deg);
    float: left;
    -ms-transform: rotate(120deg);
    -moz-transform: rotate(120deg);
    -webkit-transform: rotate(120deg);}
.boxS {
    transform: rotate(-60deg);
    -ms-transform: rotate(-60deg);
    -moz-transform: rotate(-60deg);
    -webkit-transform: rotate(-60deg);}
.boxF, .boxS {
    visibility: hidden;}
.boxT {
    transform: rotate(-60deg);
    background: no-repeat 50% center;
    background-size: 100% auto;
    -ms-transform: rotate(-60deg);
    -moz-transform: rotate(-60deg);
    -webkit-transform: rotate(-60deg);
    visibility: visible;}
.boxF, .boxS, .boxT, .overlay {
    width: 285px;
    height: 340px;
    overflow: hidden;}