Element block pseudo-class :active generated with border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) display block cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition z-index auto width 160px padding 20px font-size 31px line-height 2 margin 0px float none height auto transform background font-weight normal box-sizing content-box position static overflow hidden border 0px rgba(0,0,0,1) solid