Element block pseudo-class :active generated with box-sizing border-box background font-weight normal transition width 180px transform border 13px rgba(0,0,0,1) dotted height auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) position relative cursor default border-radius line-height 1 z-index auto opacity 0.78 overflow hidden float none text-shadow 8px 1px 1px rgba(0,0,0,0.2) margin 20px display inline-block font-size 16px padding 28px