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