Element block pseudo-class :active generated with z-index auto border-radius border 10px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px margin 0px height auto float none box-shadow 1px 1px 1px rgba(0,0,0,0.3) background display block font-weight normal position static overflow hidden box-sizing content-box cursor default line-height 1 transition transform width 160px padding 20px