Merge pull request #300 from arduino/fix-anchor-link

fix anchor link

Author: Renat0Ribeir0

content/Education and Kits/Science Journal App/Connect-a-board-to-the-Science-Journal-app.md

@@ -60,6 +60,8 @@ The Science Journal can be used with the following boards:
 
 7. Tap your device name to connect.
 
+<a id="troubleshooting"></a>
+
 ## Troubleshooting
 
 ### Make sure you're expanding the Arduino Boards category

content/Education and Kits/Science Journal App/Upload-the-Science-Journal-firmware.md

@@ -29,12 +29,12 @@ The Science Journal can be used with the following boards:
 
 To use the Science Journal, it is necessary to use different libraries and examples depending on your board or Science Kit. See the table below for an overview:
 
-<table>
+<table style="width:100%">
   <thead>
     <tr>
-      <th>Board</th>
-      <th>Library</th>
-      <th>Example</th>
+      <th style="width:33%;">Board</th>
+      <th style="width:31%;">Library</th>
+      <th style="width:36%;">Example</th>
     </tr>
   </thead>
   <tbody>