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