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