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