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