diff --git a/.github/linters/.jscpd.json b/.github/linters/.jscpd.json
new file mode 100644
index 0000000..bf79c95
--- /dev/null
+++ b/.github/linters/.jscpd.json
@@ -0,0 +1,10 @@
+{
+  "threshold": 5,
+  "reporters": [
+    "consoleFull"
+  ],
+  "ignore": [
+    "**/__snapshots__/**"
+  ],
+  "absolute": true
+}
\ No newline at end of file
diff --git a/.github/linters/.markdown-lint.yml b/.github/linters/.markdown-lint.yml
new file mode 100644
index 0000000..024c94d
--- /dev/null
+++ b/.github/linters/.markdown-lint.yml
@@ -0,0 +1,36 @@
+---
+###########################
+###########################
+## Markdown Linter rules ##
+###########################
+###########################
+
+# Linter rules doc:
+# - https://github.com/DavidAnson/markdownlint
+#
+# Note:
+# To comment out a single error:
+#   <!-- markdownlint-disable -->
+#   any violations you want
+#   <!-- markdownlint-restore -->
+#
+
+###############
+# Rules by id #
+###############
+MD004: false                  # Unordered list style
+MD007:
+  indent: 2                   # Unordered list indentation
+MD013:
+  line_length: 400            # Line length 80 is far too short
+MD024: false                  # Multiple headers with the same content
+MD026:
+  punctuation: ".,;:!。，；:"  # List of not allowed
+MD029: false                  # Ordered list item prefix
+MD033: false                  # Allow inline HTML
+MD036: false                  # Emphasis used instead of a heading
+
+#################
+# Rules by tags #
+#################
+blank_lines: false  # Error on blank lines
\ No newline at end of file
diff --git a/slides/Slides.md b/slides/Slides.md
index 2598873..49ad42f 100644
--- a/slides/Slides.md
+++ b/slides/Slides.md
@@ -55,11 +55,11 @@ Demo: [Online Parser](https://yaml-online-parser.appspot.com/)
 </div>
 <div>
 
-| Feature | Description |
-| --- | --- |
-| Lists | Start with a – |
-| Key-Value | Key: value |
-| Objects | Objects:<br>Properties of objects |
+| Feature   | Description                       |
+| --------- | --------------------------------- |
+| Lists     | Start with a –                    |
+| Key-Value | Key: value                        |
+| Objects   | Objects:<br>Properties of objects |
 
 </div>