viewport to css

Y/ystyle.css

@@ -4,6 +4,13 @@
   src: url('/Y/Poppins-Light.ttf') format('truetype');
 }
 
+/* VIEWPORT */
+@viewport {
+    width: device-width;
+    initial-scale: 1.0;
+    zoom: 1;
+}
+
 /* règles generéales */
 * {
   margin: 0px;

index.html

@@ -5,7 +5,6 @@
   <title>D. Le Botlan</title>
   <meta content="text/html; charset=utf-8" http-equiv="content-type" />
   <link media="all" href="Y/ystyle.css" rel="stylesheet" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0">
   <script src="Y/Scripts/yfold.js"></script>
 </head>