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