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