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