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