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