Full example

%% https://github.com/mermaid-js/mermaid/blob/develop/docs/examples.md#larger-flowchart-with-some-styling

graph TB
	sq[Square shape] --> ci((Circle shape))

	subgraph A
		od>Odd shape]-- Two line<br/>edge comment --> ro
		di{Diamond with <br/> line break} -.-> ro(Rounded<br>square<br>shape)
		di==>ro2(Rounded square shape)
	end

	%% Notice that no text in shape are added here instead that is appended further down
	e --> od3>Really long text with linebreak<br>in an Odd shape]

	%% Comments after double percent signs
	e((Inner / circle<br>and some odd <br>special characters)) --> f(,.?!+-*ز)

	cyr[Cyrillic]-->cyr2((Circle shape Начало));

	classDef green fill:#9f6,stroke:#333,stroke-width:2px;
	classDef orange fill:#f96,stroke:#333,stroke-width:4px;
	class sq,e green
	class di orange