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