diff --git a/docs/modules/ROOT/assets/images/part1/code_snippet1.png b/docs/modules/ROOT/assets/images/part1/code_snippet1.png
index eb060247..06c8d509 100644
Binary files a/docs/modules/ROOT/assets/images/part1/code_snippet1.png and b/docs/modules/ROOT/assets/images/part1/code_snippet1.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/code_snippet2.png b/docs/modules/ROOT/assets/images/part1/code_snippet2.png
index 5e40ad9f..3b982ef1 100644
Binary files a/docs/modules/ROOT/assets/images/part1/code_snippet2.png and b/docs/modules/ROOT/assets/images/part1/code_snippet2.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/code_snippet3.png b/docs/modules/ROOT/assets/images/part1/code_snippet3.png
index f7d4ab01..917a54c4 100644
Binary files a/docs/modules/ROOT/assets/images/part1/code_snippet3.png and b/docs/modules/ROOT/assets/images/part1/code_snippet3.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/code_snippet4.png b/docs/modules/ROOT/assets/images/part1/code_snippet4.png
index c40d71e5..48907f07 100644
Binary files a/docs/modules/ROOT/assets/images/part1/code_snippet4.png and b/docs/modules/ROOT/assets/images/part1/code_snippet4.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/code_snippet5.png b/docs/modules/ROOT/assets/images/part1/code_snippet5.png
index a01c53ad..934bc1df 100644
Binary files a/docs/modules/ROOT/assets/images/part1/code_snippet5.png and b/docs/modules/ROOT/assets/images/part1/code_snippet5.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/confetti2.png b/docs/modules/ROOT/assets/images/part1/confetti2.png
index 57898ffb..d2c7bca2 100644
Binary files a/docs/modules/ROOT/assets/images/part1/confetti2.png and b/docs/modules/ROOT/assets/images/part1/confetti2.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/dangerous-challenge_disabled.png b/docs/modules/ROOT/assets/images/part1/dangerous-challenge_disabled.png
index ff3adba3..6e12cd2b 100644
Binary files a/docs/modules/ROOT/assets/images/part1/dangerous-challenge_disabled.png and b/docs/modules/ROOT/assets/images/part1/dangerous-challenge_disabled.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/dangerous-challenges_banner.png b/docs/modules/ROOT/assets/images/part1/dangerous-challenges_banner.png
index 80fe2f51..ee6a42ab 100644
Binary files a/docs/modules/ROOT/assets/images/part1/dangerous-challenges_banner.png and b/docs/modules/ROOT/assets/images/part1/dangerous-challenges_banner.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/manual_backup.png b/docs/modules/ROOT/assets/images/part1/manual_backup.png
index 0a20d8c9..ecc425e0 100644
Binary files a/docs/modules/ROOT/assets/images/part1/manual_backup.png and b/docs/modules/ROOT/assets/images/part1/manual_backup.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/mitigation_links.png b/docs/modules/ROOT/assets/images/part1/mitigation_links.png
index d25f01fd..41e31876 100644
Binary files a/docs/modules/ROOT/assets/images/part1/mitigation_links.png and b/docs/modules/ROOT/assets/images/part1/mitigation_links.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/score-board_category-filters.png b/docs/modules/ROOT/assets/images/part1/score-board_category-filters.png
index f2e961f9..d36ac2a2 100644
Binary files a/docs/modules/ROOT/assets/images/part1/score-board_category-filters.png and b/docs/modules/ROOT/assets/images/part1/score-board_category-filters.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/score-board_partly.png b/docs/modules/ROOT/assets/images/part1/score-board_partly.png
index 219b9a64..9ea8b87b 100644
Binary files a/docs/modules/ROOT/assets/images/part1/score-board_partly.png and b/docs/modules/ROOT/assets/images/part1/score-board_partly.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/score-board_search-filter.png b/docs/modules/ROOT/assets/images/part1/score-board_search-filter.png
index 95e6d58f..4d1357f7 100644
Binary files a/docs/modules/ROOT/assets/images/part1/score-board_search-filter.png and b/docs/modules/ROOT/assets/images/part1/score-board_search-filter.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/score-board_settings.png b/docs/modules/ROOT/assets/images/part1/score-board_settings.png
index db408c4a..35576be2 100644
Binary files a/docs/modules/ROOT/assets/images/part1/score-board_settings.png and b/docs/modules/ROOT/assets/images/part1/score-board_settings.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/tutorial-mode1.png b/docs/modules/ROOT/assets/images/part1/tutorial-mode1.png
index 35bffa8f..9c526d55 100644
Binary files a/docs/modules/ROOT/assets/images/part1/tutorial-mode1.png and b/docs/modules/ROOT/assets/images/part1/tutorial-mode1.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/tutorial-mode2.png b/docs/modules/ROOT/assets/images/part1/tutorial-mode2.png
index 9e0d4dd2..17543e72 100644
Binary files a/docs/modules/ROOT/assets/images/part1/tutorial-mode2.png and b/docs/modules/ROOT/assets/images/part1/tutorial-mode2.png differ
diff --git a/docs/modules/ROOT/assets/images/part1/tutorial-mode3.png b/docs/modules/ROOT/assets/images/part1/tutorial-mode3.png
index f7c1dc70..3eeea212 100644
Binary files a/docs/modules/ROOT/assets/images/part1/tutorial-mode3.png and b/docs/modules/ROOT/assets/images/part1/tutorial-mode3.png differ
diff --git a/docs/modules/ROOT/assets/images/part4/repeat_notification.png b/docs/modules/ROOT/assets/images/part4/repeat_notification.png
index 96d15d96..1254429c 100644
Binary files a/docs/modules/ROOT/assets/images/part4/repeat_notification.png and b/docs/modules/ROOT/assets/images/part4/repeat_notification.png differ