Update index.html

index.html

@@ -153,9 +153,9 @@
 <section class="section">
     <div class="container is-max-desktop">
         <!-- Abstract. -->
-        <div class="columns is-centered has-text-centered">
+        <div class="columns is-centered">
             <div class="column is-four-fifths">
-                <h2 class="title is-3">Abstract</h2>
+                <h2 class="title is-3 has-text-centered">Abstract</h2>
                 <div class="content">
                     <p>
                         Text-to-image diffusion models have recently received a lot of interest for their