diff --git a/README.md b/README.md
index 462bf378..960ed919 100644
--- a/README.md
+++ b/README.md
@@ -264,8 +264,8 @@
Uptime Kuma
-
-Mylar 3
+
+Mylar 3
|
diff --git a/docker-mods/mylar3/Dockerfile b/docker-mods/mylar3/Dockerfile
new file mode 100644
index 00000000..72ac169f
--- /dev/null
+++ b/docker-mods/mylar3/Dockerfile
@@ -0,0 +1,7 @@
+FROM scratch
+
+
+LABEL maintainer="GilbN"
+LABEL app="Mylar3"
+#copy local files.
+COPY root/ /
\ No newline at end of file
diff --git a/docker-mods/mylar3/root/etc/cont-init.d/98-themepark b/docker-mods/mylar3/root/etc/cont-init.d/98-themepark
new file mode 100644
index 00000000..e5896255
--- /dev/null
+++ b/docker-mods/mylar3/root/etc/cont-init.d/98-themepark
@@ -0,0 +1,54 @@
+#!/usr/bin/with-contenv bash
+
+echo '-------------------------'
+echo '| Mylar3 theme.park Mod |'
+echo '-------------------------'
+
+APP_FILEPATH='/app/mylar3/data/interfaces/default'
+if [ "${TP_HOTIO}" = true ]; then
+ echo 'Changing to Hotio file path!'
+ APP_FILEPATH='/app/data/interfaces/default'
+fi
+
+# Display variables for troubleshooting
+echo -e "Variables set:\\n\
+'APP_FILEPATH'=${APP_FILEPATH}\\n\
+'TP_HOTIO'=${TP_HOTIO}\\n\
+'TP_DOMAIN'=${TP_DOMAIN}\\n\
+'TP_THEME'=${TP_THEME}\\n"
+
+# Set default
+if [[ -z ${TP_DOMAIN} ]]; then
+ echo 'No domain set, defaulting to theme-park.dev'
+ TP_DOMAIN='theme-park.dev'
+fi
+
+case ${TP_DOMAIN} in
+ *"github.io"*)
+ echo "Switching to github.io URL style"
+ TP_DOMAIN="${TP_DOMAIN}\/theme.park"
+ ;;
+esac
+
+if [[ -z ${TP_THEME} ]]; then
+ echo 'No theme set, defaulting to organizr-dark'
+ TP_THEME='organizr-dark'
+fi
+
+sed_file(){
+ sed -i "s/<\/head>/<\/head> /g" $1
+ sed -i "s/<\/head>/<\/head> /g" $1
+ printf 'Stylesheet set to %s on %s\n\n' "${TP_THEME}" "$1"
+}
+
+# Adding stylesheets
+echo '---------------------------------------'
+echo '| Adding the stylesheet to html files |'
+echo '---------------------------------------'
+
+if ! grep -q "${TP_DOMAIN}" "${APP_FILEPATH}/index.html"; then
+ find ${APP_FILEPATH} -type f -iname *.html | while read fname
+ do
+ sed_file $fname
+ done
+fi