RazorDocument - [0..19)::19 - [<div class="btn" />]
    MarkupBlock - [0..19)::19
        MarkupTagBlock - [0..19)::19 - [<div class="btn" />]
            MarkupTextLiteral - [0..4)::4 - [<div] - Gen<Markup> - SpanEditHandler;Accepts:Any
                OpenAngle;[<];
                Text;[div];
            MarkupAttributeBlock - [4..16)::12 - [ class="btn"]
                MarkupTextLiteral - [4..5)::1 - [ ] - Gen<Markup> - SpanEditHandler;Accepts:Any
                    Whitespace;[ ];
                MarkupTextLiteral - [5..10)::5 - [class] - Gen<Markup> - SpanEditHandler;Accepts:Any
                    Text;[class];
                Equals;[=];
                MarkupTextLiteral - [11..12)::1 - ["] - Gen<None> - SpanEditHandler;Accepts:Any
                    DoubleQuote;["];
                GenericBlock - [12..15)::3
                    MarkupLiteralAttributeValue - [12..15)::3 - [btn]
                        MarkupTextLiteral - [12..15)::3 - [btn] - Gen<Markup> - SpanEditHandler;Accepts:Any
                            Text;[btn];
                MarkupTextLiteral - [15..16)::1 - ["] - Gen<None> - SpanEditHandler;Accepts:Any
                    DoubleQuote;["];
            MarkupTextLiteral - [16..19)::3 - [ />] - Gen<Markup> - SpanEditHandler;Accepts:Any
                Whitespace;[ ];
                ForwardSlash;[/];
                CloseAngle;[>];
