diff --git a/layouts/_default/list.html b/layouts/_default/list.html
index d1ce3ec11c..af3cbafe2e 100644
--- a/layouts/_default/list.html
+++ b/layouts/_default/list.html
@@ -1,22 +1,22 @@
 {{ partial "header.html" . }}
 
 {{ if eq .Kind "section" }}
-	{{ .Content }}
+    {{ .Content }}
 {{end}}
 
 {{ if or (eq .Kind "taxonomy") (eq .Kind "term") }}
 <ul>
-	{{ range .Pages }}
-		<li><a href="{{.RelPermalink}}">{{.Title}}</a></li>
-	{{ end }}
+    {{ range .Pages }}
+        <li><a href="{{.RelPermalink}}">{{.Title}}</a></li>
+    {{ end }}
 </ul>
 {{end}}
 
 <footer class=" footline" >
-	{{with .Params.LastModifierDisplayName}}
-	    <i class='fas fa-user'></i> <a href="mailto:{{ $.Params.LastModifierEmail }}">{{ . }}</a> {{with $.Date}} <i class='fas fa-calendar'></i> {{ .Format "02/01/2006" }}{{end}}
-	    </div>
-	{{end}}
+    {{with .Params.LastModifierDisplayName}}
+        <i class='fas fa-user'></i> <a href="mailto:{{ $.Params.LastModifierEmail }}">{{ . }}</a> {{with $.Date}} <i class='fas fa-calendar'></i> {{ .Format "02/01/2006" }}{{end}}
+        </div>
+    {{end}}
 </footer>
 
 {{ partial "footer.html" . }}
\ No newline at end of file
diff --git a/layouts/_default/single.html b/layouts/_default/single.html
index d3d9f2536e..7b4187484b 100644
--- a/layouts/_default/single.html
+++ b/layouts/_default/single.html
@@ -3,10 +3,10 @@
 {{ .Content }}
 
 <footer class="footline">
-	{{with .Params.LastModifierDisplayName}}
-	    <i class='fas fa-user'></i> <a href="mailto:{{ $.Params.LastModifierEmail }}">{{ . }}</a> {{with $.Date}} <i class='fas fa-calendar'></i> {{ .Format "02/01/2006" }}{{end}}
-	    </div>
-	{{end}}
+    {{with .Params.LastModifierDisplayName}}
+        <i class='fas fa-user'></i> <a href="mailto:{{ $.Params.LastModifierEmail }}">{{ . }}</a> {{with $.Date}} <i class='fas fa-calendar'></i> {{ .Format "02/01/2006" }}{{end}}
+        </div>
+    {{end}}
 </footer>
 
 {{ partial "footer.html" . }}
diff --git a/layouts/index.html b/layouts/index.html
index 5f2c477597..6e76034674 100644
--- a/layouts/index.html
+++ b/layouts/index.html
@@ -6,14 +6,14 @@
 {{if .Site.Home.Content }}
 {{.Site.Home.Content}}
 {{else}}
-	<h1>Customize your own home page</h1>
-	<p>
-		The site is working. Don't forget to customize this homepage with your own. You typically have 3 choices :
-	</p>
-	<ul>
-		<li><b>1. </b> Create an _index.md document in <b>content</b> folder and fill it with Markdown content</li>
-		<li><b>2. </b> Create an <b>index.html</b> file in the <b>static</b> folder and fill the file with HTML content</li>
-		<li><b>3. </b> Configure your server to automatically redirect home page to one your documentation page</li>
-	</ul>
+    <h1>Customize your own home page</h1>
+    <p>
+        The site is working. Don't forget to customize this homepage with your own. You typically have 3 choices :
+    </p>
+    <ul>
+        <li><b>1. </b> Create an _index.md document in <b>content</b> folder and fill it with Markdown content</li>
+        <li><b>2. </b> Create an <b>index.html</b> file in the <b>static</b> folder and fill the file with HTML content</li>
+        <li><b>3. </b> Configure your server to automatically redirect home page to one your documentation page</li>
+    </ul>
 {{ end }}
 {{ partial "footer.html" . }}
diff --git a/layouts/shortcodes/attachments.html b/layouts/shortcodes/attachments.html
index a240467584..108dcda659 100644
--- a/layouts/shortcodes/attachments.html
+++ b/layouts/shortcodes/attachments.html
@@ -3,35 +3,35 @@
 {{ $title := .Get "title" | default ("Attachments-label" | T) }}
 {{ $sort := .Get "sort" | default "asc" }}
 <section class="attachments {{ $style }}">
-	<div class="label">{{ $title }}</div>
-	<div class="attachments-files">
-		{{- $filesName := "files" }}
-		{{- if ne .Page.File.BaseFileName "index" }}
-			{{- $filesName = printf "%s.files" .Page.File.BaseFileName }}
-		{{- end}}
+    <div class="label">{{ $title }}</div>
+    <div class="attachments-files">
+        {{- $filesName := "files" }}
+        {{- if ne .Page.File.BaseFileName "index" }}
+            {{- $filesName = printf "%s.files" .Page.File.BaseFileName }}
+        {{- end}}
 
-		{{- $fileDir := replace .Page.File.Dir "\\" "/" }}
-		{{- $pattern := .Get "pattern" | default "" }}
-		{{- range sort (readDir (printf "content/%s%s" .Page.File.Dir $filesName) ) "Name" $sort }}
-			{{- if findRE $pattern .Name}}
-				{{- $size := .Size }}
-				{{- $unit := "Byte-symbol" }}
-				{{- if ge $size 1024 }}
-					{{- $size = div $size 1024 }}
-					{{- $unit = "Kilobyte-symbol" }}
-				{{- end }}
-				{{- if ge $size 1024 }}
-					{{- $size = div $size 1024 }}
-					{{- $unit = "Megabyte-symbol" }}
-				{{- end }}
-				{{- $unitsymbol := $unit | T }}
+        {{- $fileDir := replace .Page.File.Dir "\\" "/" }}
+        {{- $pattern := .Get "pattern" | default "" }}
+        {{- range sort (readDir (printf "content/%s%s" .Page.File.Dir $filesName) ) "Name" $sort }}
+            {{- if findRE $pattern .Name}}
+                {{- $size := .Size }}
+                {{- $unit := "Byte-symbol" }}
+                {{- if ge $size 1024 }}
+                    {{- $size = div $size 1024 }}
+                    {{- $unit = "Kilobyte-symbol" }}
+                {{- end }}
+                {{- if ge $size 1024 }}
+                    {{- $size = div $size 1024 }}
+                    {{- $unit = "Megabyte-symbol" }}
+                {{- end }}
+                {{- $unitsymbol := $unit | T }}
 
-				<li>
-					<a href="{{ (printf "%s%s/%s" $fileDir $filesName .Name) | relLangURL }}">{{.Name}}</a>
-					({{$size}} {{$unitsymbol}})
-				</li>
-			{{- end }}
-		{{- end }}
-	</div>
-	{{- .Inner }}
+                <li>
+                    <a href="{{ (printf "%s%s/%s" $fileDir $filesName .Name) | relLangURL }}">{{.Name}}</a>
+                    ({{$size}} {{$unitsymbol}})
+                </li>
+            {{- end }}
+        {{- end }}
+    </div>
+    {{- .Inner }}
 </section>
diff --git a/layouts/shortcodes/notice.html b/layouts/shortcodes/notice.html
index 10e3ee0e4a..a20ae2dcc8 100644
--- a/layouts/shortcodes/notice.html
+++ b/layouts/shortcodes/notice.html
@@ -2,6 +2,6 @@
 {{ $style := .Get 0 }}
 {{ $title := $style | T }}
 <div class="notices {{ $style }}">
-	<div class="label">{{ $title }}</div>
-	{{ .Inner }}
+    <div class="label">{{ $title }}</div>
+    {{ .Inner }}
 </div>
diff --git a/layouts/shortcodes/ref.html b/layouts/shortcodes/ref.html
index 7b7eb426b8..67dbd94a1c 100644
--- a/layouts/shortcodes/ref.html
+++ b/layouts/shortcodes/ref.html
@@ -1,14 +1,14 @@
 {{- if in (.Get 0) "/_index.md" -}}
-	{{- $paths := (split (.Get 0) "_index.md") -}}
-	{{- $pagepath := index $paths 0 -}}
-	{{- $anchor := index $paths 1 -}}
-	{{- with .Site.GetPage "section" (trim $pagepath "/") -}}
-		{{- ( printf "%s%s" $pagepath $anchor ) | relLangURL -}}
-	{{- end -}}
+    {{- $paths := (split (.Get 0) "_index.md") -}}
+    {{- $pagepath := index $paths 0 -}}
+    {{- $anchor := index $paths 1 -}}
+    {{- with .Site.GetPage "section" (trim $pagepath "/") -}}
+        {{- ( printf "%s%s" $pagepath $anchor ) | relLangURL -}}
+    {{- end -}}
 {{- else -}}
-	{{- with .Site.GetPage "section" (.Get 0) }}
-		{{- .RelPermalink -}}
-	{{- else -}}
-		{{- .Get 0 | relref .Page -}}
-	{{- end -}}
+    {{- with .Site.GetPage "section" (.Get 0) }}
+        {{- .RelPermalink -}}
+    {{- else -}}
+        {{- .Get 0 | relref .Page -}}
+    {{- end -}}
 {{- end -}}
\ No newline at end of file
diff --git a/layouts/shortcodes/relref.html b/layouts/shortcodes/relref.html
index 7b7eb426b8..67dbd94a1c 100644
--- a/layouts/shortcodes/relref.html
+++ b/layouts/shortcodes/relref.html
@@ -1,14 +1,14 @@
 {{- if in (.Get 0) "/_index.md" -}}
-	{{- $paths := (split (.Get 0) "_index.md") -}}
-	{{- $pagepath := index $paths 0 -}}
-	{{- $anchor := index $paths 1 -}}
-	{{- with .Site.GetPage "section" (trim $pagepath "/") -}}
-		{{- ( printf "%s%s" $pagepath $anchor ) | relLangURL -}}
-	{{- end -}}
+    {{- $paths := (split (.Get 0) "_index.md") -}}
+    {{- $pagepath := index $paths 0 -}}
+    {{- $anchor := index $paths 1 -}}
+    {{- with .Site.GetPage "section" (trim $pagepath "/") -}}
+        {{- ( printf "%s%s" $pagepath $anchor ) | relLangURL -}}
+    {{- end -}}
 {{- else -}}
-	{{- with .Site.GetPage "section" (.Get 0) }}
-		{{- .RelPermalink -}}
-	{{- else -}}
-		{{- .Get 0 | relref .Page -}}
-	{{- end -}}
+    {{- with .Site.GetPage "section" (.Get 0) }}
+        {{- .RelPermalink -}}
+    {{- else -}}
+        {{- .Get 0 | relref .Page -}}
+    {{- end -}}
 {{- end -}}
\ No newline at end of file
diff --git a/layouts/shortcodes/tab.html b/layouts/shortcodes/tab.html
index d258e00ac4..0afa1ae17d 100644
--- a/layouts/shortcodes/tab.html
+++ b/layouts/shortcodes/tab.html
@@ -1,12 +1,12 @@
 {{ if .Parent }}
-	{{ $name := trim (.Get "name") " " }}
-	{{ if not (.Parent.Scratch.Get "tabs") }}
-	    {{ .Parent.Scratch.Set "tabs" slice }}
-	{{ end }}
-	{{ with .Inner }}
+    {{ $name := trim (.Get "name") " " }}
+    {{ if not (.Parent.Scratch.Get "tabs") }}
+        {{ .Parent.Scratch.Set "tabs" slice }}
+    {{ end }}
+    {{ with .Inner }}
         {{ $.Parent.Scratch.Add "tabs" (dict "name" $name "content" . ) }}
-	{{ end }}
+    {{ end }}
 {{ else }}
-	{{- errorf "[%s] %q: tab shortcode missing its parent" site.Language.Lang .Page.Path -}}
+    {{- errorf "[%s] %q: tab shortcode missing its parent" site.Language.Lang .Page.Path -}}
 {{ end}}