diff --git a/app/assets/img/demo-example-2020.png b/app/assets/img/demo-example-2020.png new file mode 100644 index 0000000..5338da7 Binary files /dev/null and b/app/assets/img/demo-example-2020.png differ diff --git a/app/assets/img/demo-example-2021-2.png b/app/assets/img/demo-example-2021-2.png new file mode 100644 index 0000000..31c6181 Binary files /dev/null and b/app/assets/img/demo-example-2021-2.png differ