muk_web/muk_web_preview_attachment/static/description/index.html

<section class="oe_container">
	<div class="oe_row oe_spaced">
		<h2 class="oe_slogan">Attachment Preview Dialog</h2>
		<h3 class="oe_slogan">Preview your attachments directly in Odoo.</h3>
		<h4 class="oe_slogan" style="font-size: 23px;">MuK IT GmbH -
			www.mukit.at</h4>
		<div class="oe_demo oe_picture oe_screenshot">
			<img src="screenshot.png">
		</div>
	</div>
</section>

<section class="oe_container">
	<div class="oe_row oe_spaced">
		<div class="oe_picture">
			<h3 class="oe_slogan">Overview</h3>
			<p class="oe_mt32">
			Adds a button to the Attachment Sidebar to
        	preview the content directly in the browser.
			</p>
		</div>
	</div>
</section>

<section class="oe_container oe_dark">
	<h3 class="oe_slogan">Help and Support</h3>
	<div class="oe_slogan">
		<a class="btn btn-primary btn-lg mt8" href="mailto:sale@mukit.at">
			<i class="fa fa-envelope"></i> Email 
		</a> 
		<a class="btn btn-primary btn-lg mt8" href="https://mukit.at/page/contactus">
			<i class="fa fa-phone"></i> Contact 
		</a>
	</div>
	<img src="logo.png" style="width: 200px; margin-bottom: 20px;"
		class="center-block">
</section>