diff --git a/css/style_menu.css b/css/style_menu.css
index 43448d5..e87de5d 100644
--- a/css/style_menu.css
+++ b/css/style_menu.css
@@ -11,7 +11,7 @@
   display: flex;
 }
 
-#global_title {
+.global_title {
   animation: glitch 3s steps(100) infinite;
   color: #151515;
   font-size: 10vh;
diff --git a/index.html b/index.html
index d3f40f3..be7ba4d 100644
--- a/index.html
+++ b/index.html
@@ -40,9 +40,7 @@
     </div>
     <div>
         <div>
-        </div>
-        <div>
-          <h1 id="global_title">Caméra Timelapse</h1>
+          <h1 class="global_title">Caméra Timelapse</h1>
         </div>
         <div id="carousel-container" class="container">
           <div id="carousel" class="carousel">
diff --git a/js/index.js b/js/index.js
index 671e20c..c3d264c 100644
--- a/js/index.js
+++ b/js/index.js
@@ -214,8 +214,10 @@ function handleResize() {
 window.addEventListener('resize', handleResize);
 
 function isMobileDevice() {
-  return /Mobi|Android/i.test(navigator.userAgent);
-}
+  let check = false;
+  (function(a){if(/(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino/i.test(a)||/1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i.test(a.substr(0,4))) check = true;})(navigator.userAgent||navigator.vendor||window.opera);
+  return check;
+};
 
 window.addEventListener('DOMContentLoaded', (event) => {
   if (isMobileDevice()) {
@@ -227,5 +229,10 @@ window.addEventListener('DOMContentLoaded', (event) => {
               child.style.display = 'none';
           }
       });
+      const newH1 = document.createElement('h1');
+      newH1.textContent = "Caméra Timelapse sur mobile, utilisez l'app !!!";
+      newH1.classList.add('global_title');
+                // Append the new h1 element to the body
+      body.appendChild(newH1);
   }
 });
\ No newline at end of file