diff --git a/nest_frontend/LocalizationStrings.js b/nest_frontend/LocalizationStrings.js
index 62c06f9..e331383 100644
--- a/nest_frontend/LocalizationStrings.js
+++ b/nest_frontend/LocalizationStrings.js
@@ -29,9 +29,11 @@ export default {
         byHashtag: "hashtag",
         byUser: "utente",
         byHasImage: "immagine",
+        hasImageExplaination: "Mostra solo i tweet con immagine.",
         byTimePeriod: "arco di tempo",
         byContents: "contenuti",
         byHasPlace: "punto di interesse",
+        hasPlaceExplaination: "Mostra solo i tweet a cui è associato un PoI.",
         timeBefore: "Prima",
         timeAfter: "Dopo",
         conditions: "Condizioni",
diff --git a/nest_frontend/components/providers/GlobalLanguage.js b/nest_frontend/components/providers/GlobalLanguage.js
index 9dc8530..be5408e 100644
--- a/nest_frontend/components/providers/GlobalLanguage.js
+++ b/nest_frontend/components/providers/GlobalLanguage.js
@@ -27,7 +27,7 @@ export default function GlobalLanguage({ children }) {
             }
             else if(defaultStrings.hasOwnProperty(name)) {
                 console.warn("Missing ", lang, " localization for string ", name)
-                return <i className={Style.MissingLocalization} title={name}>{defaultStrings[name]}</i>
+                return <span className={Style.MissingLocalization} title={name}>{defaultStrings[name]}</span>
 
             }
             else {
diff --git a/nest_frontend/components/providers/GlobalLanguage.module.css b/nest_frontend/components/providers/GlobalLanguage.module.css
index 96f8bfb..0794d5f 100644
--- a/nest_frontend/components/providers/GlobalLanguage.module.css
+++ b/nest_frontend/components/providers/GlobalLanguage.module.css
@@ -1,12 +1,12 @@
 .MissingLocalization {
     background-color: darkorange;
-    color: white;
+    color: black;
     cursor: help;
 }
 
 .MissingString {
     background-color: red;
-    color: white;
+    color: black;
     font-weight: bold;
     cursor: help;
 }
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