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