Element block pseudo-class :active generated with background position static margin 28px float none border 0px rgba(0,0,0,0) solid padding 12px display block overflow hidden border-radius font-weight normal height auto transform cursor default box-shadow line-height 1 font-size 16px text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px box-sizing content-box z-index auto transition