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