Cernocky

<p>The Custom Post Styles plugin is an easy way to customize css of your posts individualy using CSS code.<br />
Plugin adds css editor box in your post editor.</p>
<p>See it in action:<br />
https://vimeo.com/179525212</p>
<p>Improve the user experience for your readers without having to change theme code.</p>
<h4>Possible upcoming features</h4>
<ul>
<li>Better CSS editor</li>
<li>Custom webfonts</li>
<li>Supporting more post types</li>
<li>Custom styles for posts by categories, authors etc.</li>
<li>Visual editor</li>
</ul>


Custom Post Styles

Allows you to add custom css styles to posts.

fullo

<p>The Ribbon Manager plugin give the ability to add a side ribbon on the blog without touching the template file or the css.<br />
Please note that the plugin needs a theme with <code>wp_head();</code> and  <code>wp_footer();</code> enabled.</p>
<h3>Arbitrary section</h3>


FCC Ribbon Manager

The Ribbon Manager plugin give the ability to add a side ribbon on the blog without touching the template file or the css.

Custom Post Styles vs FCC Ribbon Manager