Wrap HTML text for SEO

Hi I need someone to help and explain to me how to wrap html text for SEO purposes - to make it neat... <h1 style="text-align: center;">E<span style="color: #ffc000;">X</span>truct Exhibition</h1> <h2 style="text-align: center;">Construction - Event and Trade Show Designs</h2> <strong>E<span style="color: #ffc000;">X</span></strong>truct Exhibitions is exactly what the name says <strong>"EXHIBITION CONSTRUCTION"</strong> we analyze your business processes and provide support in all other areas of management so that you can focus on your business. With more than 30 years of design and trade experience all packed into one place, it is no wonder more and more clients are turning to <strong>E<span style="color: #ffc000;">X</span></strong>truct Exhibitions for a satisfactory and cost effective experience. We at <strong>E<span style="color: #ffc000;">X</span></strong>truct Exhibitions have made sure that all the requirements and needs of a client is met and completed, we do not over charge nor do we not deliver, a promise that most companies seem to make but have not been able to strive to. We pride ourselves on ethics and comprehensiveness as well as dedication to you the client and your budget. <em>"Each player must accept the cards life deals him or her: but once they are in hand, he or she alone must decide how to play the cards in order to win the game."</em> - Voltaire   <p style="text-align: center;"><strong>Steven Ellis / </strong>Director / <a href="[login to view URL]">LinkedIN</a></p> <em><strong><img class="aligncenter wp-image-3386 size-full" src="[login to view URL]" alt="Exhibition Stand " width="640" height="360" /> </strong></em>