Calibri is a humanist sans-serif typeface family under the Microsoft ClearType Font Collection. In Microsoft Office 2007, it replaced Times New Roman as the default typeface in Word and replaced Arial as the default in PowerPoint, Excel, Outlook, and WordPad. It continued to be the default typeface in Microsoft Office 2010 and Microsoft Office 2013 applications. Calibri was designed by Lucas de Groot for Microsoft to take advantage of Microsoft's ClearType rendering technology. The font features subtly rounded stems and corners that are visible at larger sizes. The typeface includes characters from Latin, Latin extended, Greek and Cyrillic scripts. OpenType features include small caps, subscripts and superscripts, and extra ligatures. As with other Sans Serif ClearType Collection fonts, it includes unique italic type features, which are common in modern typefaces. The typeface is distributed with Windows Vista, Windows 7, Windows 8, Windows 8.1, Microsoft Office 2007, Microsoft Office ...