diff --git a/preview/5.gif b/preview/5.gif new file mode 100644 index 0000000..ad7d303 Binary files /dev/null and b/preview/5.gif differ diff --git a/preview/6.gif b/preview/6.gif new file mode 100644 index 0000000..13e3a8d Binary files /dev/null and b/preview/6.gif differ