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