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