Markup block - Gen<None> - 66 - (0:0,0)
    Tag block - Gen<TagHelper> - 66 - (0:0,0) - p - ptaghelper
        StartTagAndEndTag - <p      class="     foo"    style="   color :  red  ;   "    > ... </p>
        class - DoubleQuotes
            Markup span - Gen<Markup> - [     foo] - SpanEditHandler;Accepts:Any - (15:0,15) - Tokens:2
                HtmlTokenType.WhiteSpace;[     ];
                HtmlTokenType.Text;[foo];
        style - DoubleQuotes
            Markup block - Gen<None> - 21 - (35:0,35)
                Markup span - Gen<Markup> - [   color] - SpanEditHandler;Accepts:Any - (35:0,35) - Tokens:2
                    HtmlTokenType.WhiteSpace;[   ];
                    HtmlTokenType.Text;[color];
                Markup span - Gen<Markup> - [ :] - SpanEditHandler;Accepts:Any - (43:0,43) - Tokens:2
                    HtmlTokenType.WhiteSpace;[ ];
                    HtmlTokenType.Text;[:];
                Markup span - Gen<Markup> - [  red] - SpanEditHandler;Accepts:Any - (45:0,45) - Tokens:2
                    HtmlTokenType.WhiteSpace;[  ];
                    HtmlTokenType.Text;[red];
                Markup span - Gen<Markup> - [  ;] - SpanEditHandler;Accepts:Any - (50:0,50) - Tokens:2
                    HtmlTokenType.WhiteSpace;[  ];
                    HtmlTokenType.Text;[;];
                Markup span - Gen<Markup> - [   ] - SpanEditHandler;Accepts:Any - (53:0,53) - Tokens:1
                    HtmlTokenType.WhiteSpace;[   ];
