Element block pseudo-class :active generated with box-sizing content-box padding 10px margin 0px border-radius display block box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none background border 0px rgba(0,0,0,1) solid transform transition z-index auto height auto overflow hidden font-size 16px line-height 1 width 160px font-weight normal position static cursor default