.box {
                   position: relative;                width: 250px;                height: 150px;                border: 1px solid #efefef;                margin: 100px auto;                background: #fff;                -webkit-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.27), 0 0 40px rgba(0, 0, 0, 0.06) inset;                -moz-box-shadow: 0 1px 4px rgba(0, 0, 0, 0.27), 0 0 40px rgba(0, 0, 0, 0.06) inset;                box-shadow: 0 1px 4px rgba(0, 0, 0, 0.27), 0 0 40px rgba(0, 0, 0, 0.06) inset;            }                        .box:before,            .box:after {
                   content: '';                z-index: -1;                position: absolute;                left: 10px;                bottom: 10px;                width: 70%;                max-width: 300px;                /* avoid rotation causing ugly appearance at large container widths */                max-height: 100px;                height: 55%;                -webkit-box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);                -moz-box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);                box-shadow: 0 8px 16px rgba(0, 0, 0, 0.3);                -webkit-transform: skew(-15deg) rotate(-6deg);                -moz-transform: skew(-15deg) rotate(-6deg);                -ms-transform: skew(-15deg) rotate(-6deg);                -o-transform: skew(-15deg) rotate(-6deg);                transform: skew(-15deg) rotate(-6deg);            }                        .box:after {
                   left: auto;                right: 10px;                -webkit-transform: skew(15deg) rotate(6deg);                -moz-transform: skew(15deg) rotate(6deg);                -ms-transform: skew(15deg) rotate(6deg);                -o-transform: skew(15deg) rotate(6deg);                transform: skew(15deg) rotate(6deg);            }