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