diff --git a/.gitignore b/.gitignore
index 6065098..4292209 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,6 +5,8 @@ private/
 # build folder
 dist/
 
+.idea
+
 # contains unit tests (incomplete at the moment, so don't include them)
 test/
 test/.idea/
diff --git a/examples/basic-example/document.pdf b/examples/basic-example/document.pdf
index 1a45f51..19a5d14 100644
Binary files a/examples/basic-example/document.pdf and b/examples/basic-example/document.pdf differ
diff --git a/examples/beamer/document.pdf b/examples/beamer/document.pdf
index 8befc6c..164e286 100644
Binary files a/examples/beamer/document.pdf and b/examples/beamer/document.pdf differ
diff --git a/examples/book/document.pdf b/examples/book/document.pdf
index 069afc5..7985b3a 100644
Binary files a/examples/book/document.pdf and b/examples/book/document.pdf differ
diff --git a/examples/boxes-with-pandoc-latex-environment-and-awesomebox/document.pdf b/examples/boxes-with-pandoc-latex-environment-and-awesomebox/document.pdf
index 60e94c7..01f8a11 100644
Binary files a/examples/boxes-with-pandoc-latex-environment-and-awesomebox/document.pdf and b/examples/boxes-with-pandoc-latex-environment-and-awesomebox/document.pdf differ
diff --git a/examples/boxes-with-pandoc-latex-environment-and-tcolorbox/document.pdf b/examples/boxes-with-pandoc-latex-environment-and-tcolorbox/document.pdf
index 6f37a4a..b014101 100644
Binary files a/examples/boxes-with-pandoc-latex-environment-and-tcolorbox/document.pdf and b/examples/boxes-with-pandoc-latex-environment-and-tcolorbox/document.pdf differ
diff --git a/examples/build-examples.sh b/examples/build-examples.sh
index 6812066..e880f55 100644
--- a/examples/build-examples.sh
+++ b/examples/build-examples.sh
@@ -14,7 +14,7 @@ containsElement () {
 }
 
 # these examples are skipped because they don't run on travis (for now)
-skippedExamples=("language-chinese" "language-japanese")
+skippedExamples=("language-chinese" "language-japanese", "language-persian")
 
 # loop all files in the current folder
 for f in *; do
diff --git a/examples/code-blocks-listings/document.pdf b/examples/code-blocks-listings/document.pdf
index c840d56..a4dae50 100644
Binary files a/examples/code-blocks-listings/document.pdf and b/examples/code-blocks-listings/document.pdf differ
diff --git a/examples/code-blocks-without-listings/document.pdf b/examples/code-blocks-without-listings/document.pdf
index 3f795b4..8d38289 100644
Binary files a/examples/code-blocks-without-listings/document.pdf and b/examples/code-blocks-without-listings/document.pdf differ
diff --git a/examples/code-blocks-without-listings/preview.png b/examples/code-blocks-without-listings/preview.png
index 265818d..110cd75 100644
Binary files a/examples/code-blocks-without-listings/preview.png and b/examples/code-blocks-without-listings/preview.png differ
diff --git a/examples/header-and-footer/document.pdf b/examples/header-and-footer/document.pdf
index 431d04f..1bb914c 100644
Binary files a/examples/header-and-footer/document.pdf and b/examples/header-and-footer/document.pdf differ
diff --git a/examples/images-and-tables/document.pdf b/examples/images-and-tables/document.pdf
index 7f31879..ae2fe4d 100644
Binary files a/examples/images-and-tables/document.pdf and b/examples/images-and-tables/document.pdf differ
diff --git a/examples/images-and-tables/preview.png b/examples/images-and-tables/preview.png
index ae53e49..387a52b 100644
Binary files a/examples/images-and-tables/preview.png and b/examples/images-and-tables/preview.png differ
diff --git a/examples/language-german/document.pdf b/examples/language-german/document.pdf
index 5cad3db..009030a 100644
Binary files a/examples/language-german/document.pdf and b/examples/language-german/document.pdf differ
diff --git a/examples/language-japanese/document.pdf b/examples/language-japanese/document.pdf
index 06e5d67..1a9853f 100644
Binary files a/examples/language-japanese/document.pdf and b/examples/language-japanese/document.pdf differ
diff --git a/examples/page-background/document.pdf b/examples/page-background/document.pdf
index 7b7cb16..587ed14 100644
Binary files a/examples/page-background/document.pdf and b/examples/page-background/document.pdf differ
diff --git a/examples/table-of-contents/document.pdf b/examples/table-of-contents/document.pdf
index 1f58d12..8ff3cea 100644
Binary files a/examples/table-of-contents/document.pdf and b/examples/table-of-contents/document.pdf differ
diff --git a/examples/table-of-contents/preview.png b/examples/table-of-contents/preview.png
index 62e2aec..80a0dbf 100644
Binary files a/examples/table-of-contents/preview.png and b/examples/table-of-contents/preview.png differ
diff --git a/examples/title-page-background/document.pdf b/examples/title-page-background/document.pdf
index 4bfb211..ba741f3 100644
Binary files a/examples/title-page-background/document.pdf and b/examples/title-page-background/document.pdf differ
diff --git a/examples/title-page-custom/document.pdf b/examples/title-page-custom/document.pdf
index 0b6c0e9..9e54c89 100644
Binary files a/examples/title-page-custom/document.pdf and b/examples/title-page-custom/document.pdf differ
diff --git a/examples/title-page-default/document.pdf b/examples/title-page-default/document.pdf
index b4a749c..df6b506 100644
Binary files a/examples/title-page-default/document.pdf and b/examples/title-page-default/document.pdf differ
diff --git a/examples/title-page-green/document.pdf b/examples/title-page-green/document.pdf
index 398bbce..1634591 100644
Binary files a/examples/title-page-green/document.pdf and b/examples/title-page-green/document.pdf differ
diff --git a/examples/title-page-logo/document.pdf b/examples/title-page-logo/document.pdf
index 146c19f..15a2794 100644
Binary files a/examples/title-page-logo/document.pdf and b/examples/title-page-logo/document.pdf differ
diff --git a/tests/build-tests.sh b/tests/build-tests.sh
new file mode 100644
index 0000000..686e4a6
--- /dev/null
+++ b/tests/build-tests.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+set -e
+
+echo "##"
+echo "# building tests"
+echo "##"
+echo ""
+
+containsElement () {
+  local e match="$1"
+  shift
+  for e; do [[ "$e" == "$match" ]] && return 0; done
+  return 1
+}
+
+# these examples are skipped because they don't run on travis (for now)
+skippedExamples=()
+
+# loop all files in the current folder
+for f in *; do
+	# run only for folders
+    if [ -d "$f" ]; then
+
+    	if containsElement "$f" "${skippedExamples[@]}"; then
+    		echo "skipping '$f'"
+    		echo ""
+    	else
+    		echo "building '$f'"
+    		cd "$f"
+    		echo "    - running pandoc build script"
+        	bash "$PWD/build.sh"
+        	echo "    - generating preview"
+        	pdftoppm -r 150 -png "document.pdf" > "preview.png"
+        	echo ""
+        	cd ".."
+    	fi
+    fi
+done
\ No newline at end of file
diff --git a/tests/heading/build.sh b/tests/heading/build.sh
new file mode 100644
index 0000000..ee87a78
--- /dev/null
+++ b/tests/heading/build.sh
@@ -0,0 +1 @@
+pandoc "document.md" -o "document.pdf" --from markdown --template "../../eisvogel.tex" --listings
\ No newline at end of file
diff --git a/tests/heading/document.md b/tests/heading/document.md
new file mode 100644
index 0000000..60ef278
--- /dev/null
+++ b/tests/heading/document.md
@@ -0,0 +1,32 @@
+---
+title: "Test: Heading"
+author: [Author]
+date: "2022-11-24"
+subject: "Markdown"
+keywords: [Markdown, Example, Text, Heading]
+lang: "en"
+...
+
+# Test: Heading
+
+## Setext-style headings
+
+level one
+=========
+
+level two
+---------
+
+## ATX-style headings
+
+# level one
+
+## level two
+
+### level three
+
+#### level four
+
+##### level five
+
+###### level six
diff --git a/tests/heading/document.pdf b/tests/heading/document.pdf
new file mode 100644
index 0000000..a5a1a47
Binary files /dev/null and b/tests/heading/document.pdf differ
diff --git a/tests/heading/preview.png b/tests/heading/preview.png
new file mode 100644
index 0000000..babbbbc
Binary files /dev/null and b/tests/heading/preview.png differ
diff --git a/tests/horizontal-rule/build.sh b/tests/horizontal-rule/build.sh
new file mode 100644
index 0000000..ee87a78
--- /dev/null
+++ b/tests/horizontal-rule/build.sh
@@ -0,0 +1 @@
+pandoc "document.md" -o "document.pdf" --from markdown --template "../../eisvogel.tex" --listings
\ No newline at end of file
diff --git a/tests/horizontal-rule/document.md b/tests/horizontal-rule/document.md
new file mode 100644
index 0000000..f6a9444
--- /dev/null
+++ b/tests/horizontal-rule/document.md
@@ -0,0 +1,28 @@
+---
+title: "Test: Horizontal Rule"
+author: [Author]
+date: "2022-11-24"
+subject: "Markdown"
+keywords: [Markdown, Example, Text, Horizontal Rule]
+lang: "en"
+...
+
+# Test: Horizontal Rule
+
+## Horizontal Rule with `*` (asterisk)
+
+****
+
+**********
+
+## Horizontal Rule with `-` (minus)
+
+----
+
+----------
+
+## Horizontal Rule with `_` (underscore)
+
+____
+
+__________
diff --git a/tests/horizontal-rule/document.pdf b/tests/horizontal-rule/document.pdf
new file mode 100644
index 0000000..37acbb1
Binary files /dev/null and b/tests/horizontal-rule/document.pdf differ
diff --git a/tests/horizontal-rule/preview.png b/tests/horizontal-rule/preview.png
new file mode 100644
index 0000000..561da89
Binary files /dev/null and b/tests/horizontal-rule/preview.png differ
diff --git a/tests/list-definition/build.sh b/tests/list-definition/build.sh
new file mode 100644
index 0000000..ee87a78
--- /dev/null
+++ b/tests/list-definition/build.sh
@@ -0,0 +1 @@
+pandoc "document.md" -o "document.pdf" --from markdown --template "../../eisvogel.tex" --listings
\ No newline at end of file
diff --git a/tests/list-definition/document.md b/tests/list-definition/document.md
new file mode 100644
index 0000000..b13d021
--- /dev/null
+++ b/tests/list-definition/document.md
@@ -0,0 +1,29 @@
+---
+title: "Test: Definition List"
+author: [Author]
+date: "2022-11-24"
+subject: "Markdown"
+keywords: [Markdown, Example, Text, List, Definition List]
+lang: "en"
+...
+
+# Test: Definition List
+
+## Definition List with single definition
+
+Apple
+:   Pomaceous fruit of plants of the genus Malus in 
+the family Rosaceae.
+
+Orange
+:   The fruit of an evergreen tree of the genus Citrus.
+
+## Definition List with multiple definitions
+
+Apple
+:   Pomaceous fruit of plants of the genus Malus in 
+    the family Rosaceae.
+:   An American computer company.
+
+Orange
+:   The fruit of an evergreen tree of the genus Citrus.
diff --git a/tests/list-definition/document.pdf b/tests/list-definition/document.pdf
new file mode 100644
index 0000000..1f55333
Binary files /dev/null and b/tests/list-definition/document.pdf differ
diff --git a/tests/list-definition/preview.png b/tests/list-definition/preview.png
new file mode 100644
index 0000000..d466e63
Binary files /dev/null and b/tests/list-definition/preview.png differ
diff --git a/tests/list-ordered/build.sh b/tests/list-ordered/build.sh
new file mode 100644
index 0000000..ee87a78
--- /dev/null
+++ b/tests/list-ordered/build.sh
@@ -0,0 +1 @@
+pandoc "document.md" -o "document.pdf" --from markdown --template "../../eisvogel.tex" --listings
\ No newline at end of file
diff --git a/tests/list-ordered/document.md b/tests/list-ordered/document.md
new file mode 100644
index 0000000..0a60ef6
--- /dev/null
+++ b/tests/list-ordered/document.md
@@ -0,0 +1,43 @@
+---
+title: "Lists"
+author: [Author]
+date: "2022-11-24"
+subject: "Markdown"
+keywords: [Markdown, Example, Text, List, Ordered List]
+lang: "en"
+...
+
+# Test: Lists
+
+## Ordered list with number and period
+
+2. two
+3. three
+4. four
+
+## Ordered list with number and bracket
+
+8) eight
+9) nine
+10) ten
+
+## Ordered list with roman numerals
+
+II. one
+III. two
+IV. three
+
+## Ordered nested list
+
+1. one
+   1) orange
+   2) apple
+      * pine
+      * maple
+   3) orange
+2. two
+   1. sunny
+      II. two
+      III. three
+      IV. four
+   2. rainy
diff --git a/tests/list-ordered/document.pdf b/tests/list-ordered/document.pdf
new file mode 100644
index 0000000..9025551
Binary files /dev/null and b/tests/list-ordered/document.pdf differ
diff --git a/tests/list-ordered/preview.png b/tests/list-ordered/preview.png
new file mode 100644
index 0000000..e796602
Binary files /dev/null and b/tests/list-ordered/preview.png differ
diff --git a/tests/list-task/build.sh b/tests/list-task/build.sh
new file mode 100644
index 0000000..ee87a78
--- /dev/null
+++ b/tests/list-task/build.sh
@@ -0,0 +1 @@
+pandoc "document.md" -o "document.pdf" --from markdown --template "../../eisvogel.tex" --listings
\ No newline at end of file
diff --git a/tests/list-task/document.md b/tests/list-task/document.md
new file mode 100644
index 0000000..e6b5128
--- /dev/null
+++ b/tests/list-task/document.md
@@ -0,0 +1,34 @@
+---
+title: "Test: Task List"
+author: [Author]
+date: "2022-11-24"
+subject: "Markdown"
+keywords: [Markdown, Example, Text, List, Task List]
+lang: "en"
+...
+
+# Test: Task List
+
+## Task list unchecked
+
+- [ ] one
+- [ ] two
+- [ ] three
+
+## Task list checked
+
+- [x] one
+- [x] two
+- [x] three
+
+## Task list nested
+
+- [x] one
+  - [ ] orange
+  - [ ] apple
+    - [x] pine
+    - [x] maple
+  - [ ] mango
+- [ ] two
+   - [x] sunny
+   - [ ] rainy
diff --git a/tests/list-task/document.pdf b/tests/list-task/document.pdf
new file mode 100644
index 0000000..b3a3d4e
Binary files /dev/null and b/tests/list-task/document.pdf differ
diff --git a/tests/list-task/preview.png b/tests/list-task/preview.png
new file mode 100644
index 0000000..0d3be0a
Binary files /dev/null and b/tests/list-task/preview.png differ
diff --git a/tests/list-unordered/build.sh b/tests/list-unordered/build.sh
new file mode 100644
index 0000000..ee87a78
--- /dev/null
+++ b/tests/list-unordered/build.sh
@@ -0,0 +1 @@
+pandoc "document.md" -o "document.pdf" --from markdown --template "../../eisvogel.tex" --listings
\ No newline at end of file
diff --git a/tests/list-unordered/document.md b/tests/list-unordered/document.md
new file mode 100644
index 0000000..fdd36a1
--- /dev/null
+++ b/tests/list-unordered/document.md
@@ -0,0 +1,43 @@
+---
+title: "List Unordered"
+author: [Author]
+date: "2022-11-24"
+subject: "Markdown"
+keywords: [Markdown, Example, Text, List, Unordered List]
+lang: "en"
+...
+
+# Test: List Unordered
+
+## Unordered list with dash
+
+- one
+- two
+- three
+
+## Unordered list with asterisk
+
+* one
+* two
+* three
+
+## Unordered list with plus sign
+
++ one
++ two
++ three
+
+## Unordered nested list
+
+- one
+  - orange
+  - apple
+    * pine
+    * maple
+  - orange
+- two
+  + sunny
+    * four
+    * five
+    * six
+  + rainy
diff --git a/tests/list-unordered/document.pdf b/tests/list-unordered/document.pdf
new file mode 100644
index 0000000..9ac01d6
Binary files /dev/null and b/tests/list-unordered/document.pdf differ
diff --git a/tests/list-unordered/preview.png b/tests/list-unordered/preview.png
new file mode 100644
index 0000000..a7f7b94
Binary files /dev/null and b/tests/list-unordered/preview.png differ