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