Element block pseudo-element :before generated with overflow visible cursor default margin 2px transition height auto box-shadow 1px 0px 4px rgba(0,0,0,0.2) z-index auto position static box-sizing content-box background width auto transform display block line-height 1 border-radius text-shadow padding 5px float none font-weight bold font-size 16px border 0px rgba(0,0,0,1) solid