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