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