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