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