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