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