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