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