Prepare CSS section for Markdown conversion (#2307)

* Removes summary / seoSummary classes

* Remove div class=hidden and some notranslate

* Remove hidden paragraphs for live sample

* Remove hidden paragraphs for live sample - take 2

* Remove other hidden div and p - updated w/ en-US when necessary

* Remove ids

* Remove notranslate class

* Fix typo which broke build

* remove div class='index'

* remove useless <span style=...>

* remove non typographical sups

* remove non typographical subs

* remove blockindicator and fix some div.note

* fix build :/

* remove useless classes

* fix build - again :x

* fix unhandled elements 1/N + embedlivesample build fail

* fix div.warning

* Fix fixable flaws - hoping to reduce error conversion

* Remove unecessary images (same as en-US)

* fix div notes

* fix warnings

* fix some dl handling

* fix dls

* Fix a bunch of conversion errors

* rm unhandled figures

* Fix other set of issues and revamp easing-function page

* Fix some one-offs conversion errors (incl. deki files)

* fix the rest of one-off conversion issues

* Fix last dl standing

1 files changed, 1 insertions, 7 deletions

diff --git a/files/fr/web/css/justify-items/index.html b/files/fr/web/css/justify-items/index.html
index a5787ac362..419349d270 100644
--- a/files/fr/web/css/justify-items/index.html
+++ b/files/fr/web/css/justify-items/index.html
@@ -13,8 +13,6 @@ translation_of: Web/CSS/justify-items
 
 <div>{{EmbedInteractiveExample("pages/css/justify-items.html")}}</div>
 
-<p class="hidden">Le code source de cet exemple interactif est disponible dans un dépôt GitHub. Si vous souhaitez contribuez à ces exemples, n'hésitez pas à cloner <a href="https://github.com/mdn/interactive-examples">https://github.com/mdn/interactive-examples</a> et à envoyer une <em>pull request</em> !</p>
-
 <p>L'effet de cette propriété sera différent selon le type de disposition utilisé :</p>
 
 <ul>
@@ -135,9 +133,7 @@ justify-items: unset;
 
 <h3 id="CSS">CSS</h3>
 
-<div id="alignment_8">
-<div class="hidden">
-<pre class="brush: css">* {box-sizing: border-box;}
+<pre class="brush: css hidden">* {box-sizing: border-box;}
 
 .wrapper {
   border: 2px solid #f76707;
@@ -153,7 +149,6 @@ justify-items: unset;
   color: #d9480f;
 }
 </pre>
-</div>
 
 <pre class="brush: css">.wrapper {
   display: grid;
@@ -196,7 +191,6 @@ justify-items: unset;
 <h3 id="Résultat">Résultat</h3>
 
 <p>{{EmbedLiveSample('Exemples', '500', '500')}}</p>
-</div>
 
 <h2 id="Spécifications">Spécifications</h2>