Element block pseudo-class :active generated with transition font-size 16px z-index auto display block float none width 160px height auto font-weight normal box-sizing content-box box-shadow 0px 0px 1px rgba(0,0,0,0.3) transform position static line-height 1 overflow hidden margin 0px padding 20px cursor default border-radius background text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 1px rgba(150,150,150,1) solid