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