h1. heading

h2. heading

h3. heading

h4. heading

h5. heading

h6. heading

Heading	Example
<h1></h1>	h1. Bootstrap heading
<h2></h2>	h2. Bootstrap heading
<h3></h3>	h3. Bootstrap heading
<h4></h4>	h4. Bootstrap heading
<h5></h5>	h5. Bootstrap heading
<h6></h6>	h6. Bootstrap heading