Element block pseudo-class :active generated with z-index auto transform position static background padding 20px display block overflow hidden margin 0px transition font-size 16px box-shadow 1px 1px 1px rgba(0,0,0,0.3) height auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) line-height 1 border-radius box-sizing content-box font-weight normal width 160px float none cursor default border 0px rgba(0,0,0,1) solid