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