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