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