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