diff --git a/doc/screenshots/default_01.png b/doc/screenshots/default_01.png new file mode 100644 index 0000000..4cf930a Binary files /dev/null and b/doc/screenshots/default_01.png differ diff --git a/doc/screenshots/default_02.png b/doc/screenshots/default_02.png new file mode 100644 index 0000000..2b5aef8 Binary files /dev/null and b/doc/screenshots/default_02.png differ diff --git a/doc/screenshots/joten_01.png b/doc/screenshots/joten_01.png new file mode 100644 index 0000000..f8491ce Binary files /dev/null and b/doc/screenshots/joten_01.png differ diff --git a/doc/screenshots/joten_02.png b/doc/screenshots/joten_02.png new file mode 100644 index 0000000..fb6031c Binary files /dev/null and b/doc/screenshots/joten_02.png differ