diff --git a/static/doorstatus/closed.png b/static/doorstatus/closed.png
index 4050647..4406835 100644
Binary files a/static/doorstatus/closed.png and b/static/doorstatus/closed.png differ
diff --git a/static/doorstatus/open.png b/static/doorstatus/open.png
index 9433de3..6e411ba 100644
Binary files a/static/doorstatus/open.png and b/static/doorstatus/open.png differ
diff --git a/static/img/banner.png b/static/img/banner.png
index 62b12cb..66320a8 100644
Binary files a/static/img/banner.png and b/static/img/banner.png differ
diff --git a/themes/hugo-theme-flat/exampleSite/content/essays/add-picture-in-post/markdown-30x20.png b/themes/hugo-theme-flat/exampleSite/content/essays/add-picture-in-post/markdown-30x20.png
index 863afc5..1fef460 100644
Binary files a/themes/hugo-theme-flat/exampleSite/content/essays/add-picture-in-post/markdown-30x20.png and b/themes/hugo-theme-flat/exampleSite/content/essays/add-picture-in-post/markdown-30x20.png differ
diff --git a/themes/hugo-theme-flat/images/screenshot.png b/themes/hugo-theme-flat/images/screenshot.png
index 41a1bf6..aecc593 100644
Binary files a/themes/hugo-theme-flat/images/screenshot.png and b/themes/hugo-theme-flat/images/screenshot.png differ
diff --git a/themes/hugo-theme-flat/images/tn.png b/themes/hugo-theme-flat/images/tn.png
index 9ac6431..747a773 100644
Binary files a/themes/hugo-theme-flat/images/tn.png and b/themes/hugo-theme-flat/images/tn.png differ
diff --git a/themes/hugo-theme-flat/static/img/trans.png b/themes/hugo-theme-flat/static/img/trans.png
index 2c8b8f4..41ad342 100644
Binary files a/themes/hugo-theme-flat/static/img/trans.png and b/themes/hugo-theme-flat/static/img/trans.png differ