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