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