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