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