creation date and edit button: OK + form's save button ok

src/styles/base/main.scss

@@ -416,4 +416,19 @@ a,
       }
     }
   }
+}
+
+.circle-edit-form>form {
+
+  input[type='submit'] {
+    @extend
+      .button,
+      .text-bold,
+      .text-uppercase,
+      .reversed,
+      .button-dark,
+      .bordered;
+    margin-left: auto;
+    margin-top: 3.2rem;
+  }
 }