diff --git a/Makefile b/Makefile
index da181e3b..4cf048ec 100644
--- a/Makefile
+++ b/Makefile
@@ -42,14 +42,14 @@ cuefmt: # Format all cue files
 
 .PHONY: cuelint
 cuelint: cuefmt # Lint and format all cue files
-	@test -z "$$(git status -s . | grep -e "^ M"  | grep .cue | cut -d ' ' -f3 | tee /dev/stderr)"
+	@test -z "$$(git status -s . | grep -e "^ M"  | grep "\.cue" | cut -d ' ' -f3 | tee /dev/stderr)"
 
 .PHONY: shellcheck
 shellcheck: # Run shellcheck
 	shellcheck $$(find . -type f \( -iname \*.bats -o -iname \*.bash -o -iname \*.sh \) -not -path "*/node_modules/*" -not -path "*/bats-*/*")
 
 .PHONY: lint
-lint: shellcheck cuelint golint docslint # Lint everything
+lint: shellcheck cuelint golint docslint mdlint # Lint everything
 
 .PHONY: integration
 integration: core-integration universe-test doc-test # Run all integration tests
@@ -82,6 +82,10 @@ docs: dagger # Generate docs
 docslint: docs # Generate & lint docs
 	@test -z "$$(git status -s . | grep -e "^ M"  | grep docs/reference | cut -d ' ' -f3 | tee /dev/stderr)"
 
+.PHONY: mdlint
+mdlint: # Markdown lint for web
+	@markdownlint ./docs README.md
+
 .PHONY: web
 web: # Run the website locally
 	yarn --cwd "./website" install
diff --git a/docs/core-concepts/1203-client.md b/docs/core-concepts/1203-client.md
index 0655651a..80afc27a 100644
--- a/docs/core-concepts/1203-client.md
+++ b/docs/core-concepts/1203-client.md
@@ -31,8 +31,11 @@ You can use a local socket in an action:
 
 import Tabs from '@theme/Tabs';
 import TabItem from '@theme/TabItem';
+import BrowserOnly from '@docusaurus/BrowserOnly';
 
-<Tabs defaultValue="unix" groupId="client-env">
+<BrowserOnly>
+  {() =>
+<Tabs defaultValue={ window.navigator.userAgent.indexOf('Win') != -1 ? 'windows': 'unix'} groupId="client-env">
 
 <TabItem value="unix" label="Linux/macOS">
 
@@ -48,6 +51,8 @@ import TabItem from '@theme/TabItem';
 
 </TabItem>
 </Tabs>
+  }
+</BrowserOnly>
 
 ## Environment variables
 
diff --git a/docs/core-concepts/1215-what-is-cue.md b/docs/core-concepts/1215-what-is-cue.md
index 2a20fcc6..d02b25d3 100644
--- a/docs/core-concepts/1215-what-is-cue.md
+++ b/docs/core-concepts/1215-what-is-cue.md
@@ -147,7 +147,7 @@ Bob:
 
 ```
 
-The output here is a product of _*unifying*_ the `#Person` _definition_ with an object that contains _concrete values_ each of which is the product of unifying the concrete value with the _types_ and _constraints_ declared by the field in the definition. [Try it in the CUE playground](https://cuelang.org/play/?id=nAUx1-VlrY4#cue@export@yaml)
+The output here is a product of _unifying_ the `#Person` _definition_ with an object that contains _concrete values_ each of which is the product of unifying the concrete value with the _types_ and _constraints_ declared by the field in the definition. [Try it in the CUE playground](https://cuelang.org/play/?id=nAUx1-VlrY4#cue@export@yaml)
 
 ### Default Values and the Nature of Inheritance
 
diff --git a/docs/getting-started/1200-local-dev.md b/docs/getting-started/1200-local-dev.md
index e7c326f1..d6cefb6b 100644
--- a/docs/getting-started/1200-local-dev.md
+++ b/docs/getting-started/1200-local-dev.md
@@ -11,8 +11,14 @@ This guide shows you the Dagger way.
 Within 5 minutes, you will have a local CI/CD loop and run your first test & build pipeline.
 
 import Tabs from '@theme/Tabs'; import TabItem from '@theme/TabItem';
+import BrowserOnly from '@docusaurus/BrowserOnly';
 
-<Tabs defaultValue="macos"
+<BrowserOnly>
+{() =>
+<Tabs defaultValue={
+ window.navigator.userAgent.indexOf('Linux') != -1 ? 'linux':
+ window.navigator.userAgent.indexOf('Win') != -1 ? 'windows':
+ 'macos'}
 groupId="os"
 values={[
 {label: 'macOS', value: 'macos'}, {label: 'Linux', value: 'linux'}, {label: 'Windows', value: 'windows'},
@@ -274,6 +280,9 @@ It becomes even more obvious when the change is not as straightforward as knowin
 </TabItem>
 
 </Tabs>
+}
+
+</BrowserOnly>
 
 :::tip
 Now that we are comfortable with our local CI/CD loop, let us configure a remote CI environment in the second part.
diff --git a/docs/learn/1005-what_is_cue.md b/docs/learn/1005-what_is_cue.md
index 4fc6a424..118ea59e 100644
--- a/docs/learn/1005-what_is_cue.md
+++ b/docs/learn/1005-what_is_cue.md
@@ -147,7 +147,7 @@ Bob:
 
 ```
 
-The output here is a product of _*unifying*_ the `#Person` _definition_ with an object that contains _concrete values_ each of which is the product of unifying the concrete value with the _types_ and _constraints_ declared by the field in the definition. [Try it in the CUE playground](https://cuelang.org/play/?id=nAUx1-VlrY4#cue@export@yaml)
+The output here is a product of _unifying_ the `#Person` _definition_ with an object that contains _concrete values_ each of which is the product of unifying the concrete value with the _types_ and _constraints_ declared by the field in the definition. [Try it in the CUE playground](https://cuelang.org/play/?id=nAUx1-VlrY4#cue@export@yaml)
 
 ### Default Values and the Nature of Inheritance