diff --git a/doc/screenshot/03_first-root-node/0301_empty-config.png b/doc/screenshot/03_first-root-node/0301_empty-config.png index 7273fb6..b1fbe86 100644 Binary files a/doc/screenshot/03_first-root-node/0301_empty-config.png and b/doc/screenshot/03_first-root-node/0301_empty-config.png differ diff --git a/doc/screenshot/03_first-root-node/0302_add-new-node.png b/doc/screenshot/03_first-root-node/0302_add-new-node.png index 0723bd7..f3eeb87 100644 Binary files a/doc/screenshot/03_first-root-node/0302_add-new-node.png and b/doc/screenshot/03_first-root-node/0302_add-new-node.png differ diff --git a/doc/screenshot/03_first-root-node/0303_node-title.png b/doc/screenshot/03_first-root-node/0303_node-title.png index 3eaa431..b6f9d12 100644 Binary files a/doc/screenshot/03_first-root-node/0303_node-title.png and b/doc/screenshot/03_first-root-node/0303_node-title.png differ diff --git a/doc/screenshot/03_first-root-node/0304_operator.png b/doc/screenshot/03_first-root-node/0304_operator.png index f3f852a..1ffa1c2 100644 Binary files a/doc/screenshot/03_first-root-node/0304_operator.png and b/doc/screenshot/03_first-root-node/0304_operator.png differ diff --git a/doc/screenshot/03_first-root-node/0305_display.png b/doc/screenshot/03_first-root-node/0305_display.png index 368b95c..39e30b3 100644 Binary files a/doc/screenshot/03_first-root-node/0305_display.png and b/doc/screenshot/03_first-root-node/0305_display.png differ diff --git a/doc/screenshot/03_first-root-node/0306_info-url.png b/doc/screenshot/03_first-root-node/0306_info-url.png index f307dd0..770102d 100644 Binary files a/doc/screenshot/03_first-root-node/0306_info-url.png and b/doc/screenshot/03_first-root-node/0306_info-url.png differ diff --git a/doc/screenshot/03_first-root-node/0307_first-node-created.png b/doc/screenshot/03_first-root-node/0307_first-node-created.png index 041a459..3fd5be6 100644 Binary files a/doc/screenshot/03_first-root-node/0307_first-node-created.png and b/doc/screenshot/03_first-root-node/0307_first-node-created.png differ