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