diff --git a/content/multipledataset.html b/content/multipledataset.html
index f373c21f..1b13cf45 100644
--- a/content/multipledataset.html
+++ b/content/multipledataset.html
@@ -6,7 +6,7 @@ draft: false
 <link rel="stylesheet" type="text/css" href="/css/modal.css" />
 <link rel="stylesheet" type="text/css" href="/css/form.css" />
 <link rel="stylesheet" type="text/css" href="/css/table.css" />
-<link rel="stylesheet" type="text/css" href="/css/color-emoji-font.css" />
+<link rel="stylesheet" type="text/css" href="/css/emoji.css" />
 <script src="/js/data.js" type="text/javascript"></script>
 <script src="/js/loadAllData.js" type="text/javascript"></script>
 <script src="/js/getFullDataPath.js" type="text/javascript"></script>
@@ -449,7 +449,7 @@ draft: false
               if (kv !== undefined) {
                 const [val, unsafe] = kv[1]
                 if (unsafe) {
-                  td.append($("<span/>", { title: "unsafe value", role: "img", "aria-label": "Warning", style: "font-family: color-emoji;" }).text('⚠'))
+                  td.append($("<span/>", { title: "unsafe value", role: "img", "aria-label": "Warning" }).addClass("emoji").text('⚠'))
                 }
                 if (unsafe && !$("#cb_unsafe").is(':checked')) {
                   td.append($("<s/>").append(val.toString()))
@@ -476,7 +476,7 @@ draft: false
 {{< getDataFilesName >}}
 <noscript>
   <p style="background-color: red; color: white; font-size: 20; font-weight: bold;">
-    <span role="img" aria-label="Warning" style="font-family: color-emoji; font-weight: normal;">⚠</span>
+    <span role="img" aria-label="Warning" class="emoji">⚠</span>
     <span>This website work only if JavaScript is enable. You must enable
       JavaScript.
       <a href="https://www.enable-javascript.com/" target="_blank">How to enable JavaScript ?</a></span>
diff --git a/static/css/color-emoji-font.css b/static/css/emoji.css
similarity index 83%
rename from static/css/color-emoji-font.css
rename to static/css/emoji.css
index a8285a22..6d52b478 100644
--- a/static/css/color-emoji-font.css
+++ b/static/css/emoji.css
@@ -4,4 +4,8 @@
        local("Segoe UI Emoji"),    /*For Windows 8.1 and greater*/
        local("Segoe UI Symbol"),   /*For Windows 7*/
        local("Noto Color Emoji");  /*For Android and Linux with Noto Color Emoji font installed*/
+}
+.emoji {
+  font-family: color-emoji;
+  font-weight: normal;
 }
\ No newline at end of file