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