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