Minor quote gif css improvement

src/sass/tweet/quote.scss

@@ -60,14 +60,16 @@
         margin: unset;
     }
 
-    .media-gif {
-        width: 100%;
-    }
-
     .attachments {
         border-radius: 0;
     }
 
+    .media-gif {
+        width: 100%;
+        display: flex;
+        justify-content: center;
+    }
+
     .gallery-gif .attachment {
         display: flex;
         justify-content: center;