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