Move headshot to hero and simplify about section

index.html

@@ -67,8 +67,8 @@
               <a class="btn btn-secondary" href="assets/resume/Keith_Casko_IT_Cloud_Resume.pdf" download>Download Resume</a>
             </div>
           </div>
-          <div class="hero-image">
-            <img src="assets/images/hero-server-rack.png" alt="Home server rack and homelab workspace" />
+          <div class="hero-image hero-headshot">
+            <img src="assets/images/keith-casko-headshot.png" alt="Keith Casko" />
           </div>
         </div>
       </div>
@@ -278,12 +278,6 @@
         </div>
 
         <div class="about-grid">
-          <div class="about-photo">
-            <img src="assets/images/keith-casko-headshot.png"
-                 alt="Keith Casko"
-                 class="about-headshot" />
-          </div>
-
           <div class="about-text">
             <h3>Keith Casko &mdash; Kalamazoo, Michigan</h3>
             <p>
@@ -301,13 +295,6 @@
               problem-solving under pressure.
             </p>
           </div>
-
-          <aside class="pull-quote" aria-label="Approach">
-            <span class="mark">&ldquo;</span>
-            Reliable systems are built one careful change at a time. I'd rather
-            understand a problem than paper over it &mdash; and I document what I
-            learn so the next person has a shorter path.
-          </aside>
         </div>
       </div>
     </section>