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