Update index.html fix speaker row

index.html

@@ -146,7 +146,7 @@ <h4>OKC Convention Center<br />Downtown OKC</h4>
       <section id="speakers" class="speakers-wrapper">
         <div class="row-wrapper centered">
           <h2>Meet the Speakers</h2>
-
+            <div class="speaker-row">
               <div class="speaker-item">
                 <div class="img-wrapper">
                   <img src="/assets/kyle-simpson.jpg" alt="Photo of Kyle Simpson"/>
@@ -266,6 +266,7 @@ <h3>Dave Stokes
                     <p>Dave Stokes is a Technology Evangelist for Percona Corporation. He has worked for organizations ranging alphabetically from the American Heart Association to Xerox in areas ranging from anti-submarine warfare to webmaster. He lives in a small Texas town with the required hound dog and pickup truck. And Dave is the Author of MySQL & JSON - A Practical Programming Guide now in a second edition.</p>
                   </div>
                 </div>
+              </div>
 
               </div>
             </div>