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