Element block pseudo-class :active generated with font-size 16px box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto display block width 160px overflow hidden cursor default transform text-shadow 1px 1px 0px rgba(255,255,255,0.2) box-sizing content-box position static border 0px rgba(0,0,0,1) solid border-radius line-height 1 transition height auto float none margin 0px font-weight normal padding 20px background