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