Re-add more styles (without reviewing)

style.css

@@ -557,6 +557,25 @@ hr {
     );
 }
 
+img.aligncenter {
+    display: block;
+    margin-left: auto;
+    margin-right: auto;
+}
+
+img.alignleft {
+    float: left;
+}
+
+img.alignright {
+    float: right;
+}
+
+figcaption {
+    text-align: center;
+    width: 100%;
+}
+
 /* -- Tables -- */
 table,
 th,