add image to about page

themes/lumbung-theme/static/css/main.css

@@ -824,3 +824,12 @@ footer a:hover {
         font-size: 26px;
     }
 }
+
+/* about styles */
+
+#about-img {
+    width: 50%;
+    height: auto;
+    display:block;
+    margin:auto;
+}