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