While using ngsanitize. It displays only html without css applied.
For example: The above image should be the output but using ngsanitize ,it displays only the text
What could be added with ngsanitize to display elements with proper css.
<p ng-bind-html ="the text to be displayed(test video)"></p>

if i understood your question correctly, fiddle
you can use $sce.trustAsHtml(), to use inline style directly into the html string, you could do it like this, controller:
And in HTML