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