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