Lenguaje de marcas By marcos90 Jan 1, 1986 SGML Jan 1, 1986 XML Jan 1, 1989 XHTML Jan 1, 1991 HTML Jan 1, 1995 HTML 2.0 Jan 1, 1996 CSS Sep 15, 1997 HTML 3.2 Jan 1, 1999 CSS 3 Jan 1, 2004 HTML 4.01 Jan 1, 2014 HTML5
