Joomla article - smiley adding

Simple projcet. WE have article in joomla where we should add a smiley :-) but like image. WE use some plugin and this is working but in css style for each image we have some style so that all images having some sort of css class and on smiley we have problem that after we add smiley to the article smiley is little bit up from where it should be. Simple project $2 total not per hour best possible review