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