diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/access-the-json-data-from-an-api.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/access-the-json-data-from-an-api.portuguese.md
index f4121445c5..630d2778f3 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/access-the-json-data-from-an-api.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/access-the-json-data-from-an-api.portuguese.md
@@ -74,7 +74,7 @@ tests:
   }
 </style>
 <h1>Cat Photo Finder</h1>
-<p class="message box">
+<p class="message">
   The message will go here
 </p>
 <p>
diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/change-text-with-click-events.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/change-text-with-click-events.portuguese.md
index 957c1ad50b..d0a9ca767d 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/change-text-with-click-events.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/change-text-with-click-events.portuguese.md
@@ -67,7 +67,7 @@ tests:
   }
 </style>
 <h1>Cat Photo Finder</h1>
-<p class="message box">
+<p class="message">
   The message will go here
 </p>
 <p>
diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/convert-json-data-to-html.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/convert-json-data-to-html.portuguese.md
index f377a7e41c..8ba1dc3b8d 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/convert-json-data-to-html.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/convert-json-data-to-html.portuguese.md
@@ -80,7 +80,7 @@ tests:
   }
 </style>
 <h1>Cat Photo Finder</h1>
-<p class="message box">
+<p class="message">
   The message will go here
 </p>
 <p>
diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/get-json-with-the-javascript-xmlhttprequest-method.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/get-json-with-the-javascript-xmlhttprequest-method.portuguese.md
index 227bcd78b8..93cd3ddb59 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/get-json-with-the-javascript-xmlhttprequest-method.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/get-json-with-the-javascript-xmlhttprequest-method.portuguese.md
@@ -77,7 +77,7 @@ tests:
   }
 </style>
 <h1>Cat Photo Finder</h1>
-<p class="message box">
+<p class="message">
   The message will go here
 </p>
 <p>
diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/handle-click-events-with-javascript-using-the-onclick-property.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/handle-click-events-with-javascript-using-the-onclick-property.portuguese.md
index d9810229b1..2a088cde0a 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/handle-click-events-with-javascript-using-the-onclick-property.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/handle-click-events-with-javascript-using-the-onclick-property.portuguese.md
@@ -67,7 +67,7 @@ tests:
   }
 </style>
 <h1>Cat Photo Finder</h1>
-<p class="message box">
+<p class="message">
   The message will go here
 </p>
 <p>
diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/post-data-with-the-javascript-xmlhttprequest-method.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/post-data-with-the-javascript-xmlhttprequest-method.portuguese.md
index 6dcc806796..ee446bf48c 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/post-data-with-the-javascript-xmlhttprequest-method.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/post-data-with-the-javascript-xmlhttprequest-method.portuguese.md
@@ -79,7 +79,7 @@ tests:
   }
 </style>
 <h1>Cat Friends</h1>
-<p class="message box">
+<p class="message">
   Reply from Server will be here
 </p>
 <p>
diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/pre-filter-json-to-get-the-data-you-need.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/pre-filter-json-to-get-the-data-you-need.portuguese.md
index bfa9eb6629..963177372d 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/pre-filter-json-to-get-the-data-you-need.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/pre-filter-json-to-get-the-data-you-need.portuguese.md
@@ -82,7 +82,7 @@ tests:
   }
 </style>
 <h1>Cat Photo Finder</h1>
-<p class="message box">
+<p class="message">
   The message will go here
 </p>
 <p>
diff --git a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/render-images-from-data-sources.portuguese.md b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/render-images-from-data-sources.portuguese.md
index f1d57df92e..a510c2b6c4 100644
--- a/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/render-images-from-data-sources.portuguese.md
+++ b/curriculum/challenges/portuguese/04-data-visualization/json-apis-and-ajax/render-images-from-data-sources.portuguese.md
@@ -79,7 +79,7 @@ tests:
   }
 </style>
 <h1>Cat Photo Finder</h1>
-<p class="message box">
+<p class="message">
   The message will go here
 </p>
 <p>