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