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