diff --git a/docs/advice-and-research/assets/amp-effects-loop.jpg b/docs/advice-and-research/assets/amp-effects-loop.jpg
index 3d04e679..69574873 100644
Binary files a/docs/advice-and-research/assets/amp-effects-loop.jpg and b/docs/advice-and-research/assets/amp-effects-loop.jpg differ
diff --git a/docs/advice-and-research/assets/bike-sizes-on-a-tyre.jpg b/docs/advice-and-research/assets/bike-sizes-on-a-tyre.jpg
index 184ab22f..3a671705 100644
Binary files a/docs/advice-and-research/assets/bike-sizes-on-a-tyre.jpg and b/docs/advice-and-research/assets/bike-sizes-on-a-tyre.jpg differ
diff --git a/docs/blog/assets/Dev-Build.jpg b/docs/blog/assets/Dev-Build.jpg
index fafb9da2..04fd0ba2 100644
Binary files a/docs/blog/assets/Dev-Build.jpg and b/docs/blog/assets/Dev-Build.jpg differ
diff --git a/docs/blog/assets/Dev-Deploy.jpg b/docs/blog/assets/Dev-Deploy.jpg
index 78d63bb7..7c38e983 100644
Binary files a/docs/blog/assets/Dev-Deploy.jpg and b/docs/blog/assets/Dev-Deploy.jpg differ
diff --git a/docs/blog/assets/Ops-Build.jpg b/docs/blog/assets/Ops-Build.jpg
index 43c1aba5..18261999 100644
Binary files a/docs/blog/assets/Ops-Build.jpg and b/docs/blog/assets/Ops-Build.jpg differ
diff --git a/docs/blog/assets/Ops-Deploy.jpg b/docs/blog/assets/Ops-Deploy.jpg
index 5aa787ca..88939571 100644
Binary files a/docs/blog/assets/Ops-Deploy.jpg and b/docs/blog/assets/Ops-Deploy.jpg differ
diff --git a/docs/blog/assets/functional-tests.jpg b/docs/blog/assets/functional-tests.jpg
index aaab2c31..43523e49 100644
Binary files a/docs/blog/assets/functional-tests.jpg and b/docs/blog/assets/functional-tests.jpg differ
diff --git a/docs/blog/assets/infrastructure-layers.png b/docs/blog/assets/infrastructure-layers.png
index 46105607..65cc17f4 100644
Binary files a/docs/blog/assets/infrastructure-layers.png and b/docs/blog/assets/infrastructure-layers.png differ
diff --git a/docs/blog/assets/test-pyramid.png b/docs/blog/assets/test-pyramid.png
index 76dd67a0..d5804862 100644
Binary files a/docs/blog/assets/test-pyramid.png and b/docs/blog/assets/test-pyramid.png differ