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