using System.Collections.Generic;
public static void Main()
var raw = @"<!DOCTYPE html PUBLIC ""-//W3C//DTD XHTML 1.0 Transitional//EN"" ""http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"">
<html xmlns=""http://www.w3.org/1999/xhtml"">
<meta http-equiv=""Content-Type"" content=""text/html; charset=utf-8"" /><title>
<style type=""text/css"">
.csC67CFA75{text-align:center;text-indent:36pt;margin:0pt 0pt 0pt 0pt}
.cs3B0A1ABE{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:14pt;font-weight:normal;font-style:normal;}
.cs6B2A4BAA{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:6.5pt;font-weight:normal;font-style:normal;}
.cs7FB5C607{text-align:justify;text-indent:36pt;margin:0pt 0pt 0pt 0pt}
.csB0E2188C{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:14pt;font-weight:bold;font-style:normal;}
.cs619CFE26{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:14pt;font-weight:normal;font-style:italic;}
.cs80D9435B{text-align:justify;text-indent:0pt;margin:0pt 0pt 0pt 0pt}
.csE163F6C2{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:14pt;font-weight:bold;font-style:italic;}
.cs5B41FA1C{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:9pt;font-weight:normal;font-style:normal;}
.csC4CFBF3A{color:#000000;background-color:transparent;font-family:Courier New;font-size:9pt;font-weight:normal;font-style:normal;}
.csFC2BB1D1{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:20pt;font-weight:normal;font-style:italic;}
.csC8468922{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:11pt;font-weight:normal;font-style:italic;}
.cs21FA5D81{text-align:right;text-indent:36pt;margin:0pt 0pt 0pt 0pt}
.cs95A8AE3D{color:#FF0000;background-color:transparent;font-family:Times New Roman;font-size:14pt;font-weight:normal;font-style:normal;}
.csCC736C83{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:9pt;font-weight:normal;font-style:italic;}
.cs116BBDE0{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:7pt;font-weight:normal;font-style:normal;}
.cs137E84BF{text-align:justify;text-indent:0pt;margin:0pt 36pt 0pt 36pt}
.cs6E4FDAEF{color:#000000;background-color:#FFFF00;font-family:Times New Roman;font-size:14pt;font-weight:normal;font-style:normal;}
.cs92C3DA2B{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:14pt;font-weight:normal;font-style:normal;text-decoration: underline;}
.cs794D75A2{color:#FFFF00;background-color:transparent;font-family:Times New Roman;font-size:9pt;font-weight:normal;font-style:normal;}
.csE6E4F8C4{color:#000000;background-color:transparent;font-family:Times New Roman;font-size:8pt;font-weight:normal;font-style:normal;}
var doc = new HtmlDocument();
var parser = new Parser();
var data = doc.DocumentNode.Descendants("style").FirstOrDefault();
var stylesheet = parser.Parse(data.InnerHtml);
var query = from rule in stylesheet.StyleRules
where rule.Selector.ToString() == ".csFC2BB1D1"
from declaration in rule.Declarations
where declaration.Name == "font-style"
select declaration.Term.ToString();
var fontStyle = query.First();
Console.WriteLine(fontStyle);