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