Add aria-hidden to icons in about page

diff --git a/docs/about.html b/docs/about.html
index 91504e416462fde8f75f0e1448ec9ce5cc57262b..f0d5d134bb4ccff222fef8e3afcffdb915f530bf 100644 (file)
--- a/docs/about.html
+++ b/docs/about.html
@@ -99,17 +99,17 @@ lead: "Learn about the project's history, meet the maintaining teams, and find o
   <div class="bs-brand-logos">
     <div class="bs-brand-item">
       <h3>Bootstrap</h3>
-      <span class="glyphicon glyphicon-ok"></span>
+      <span class="glyphicon glyphicon-ok" aria-hidden="true"></span>
       <span class="sr-only">(correct)</span>
     </div>
     <div class="bs-brand-item">
       <h3 class="text-muted">BootStrap</h3>
-      <span class="glyphicon glyphicon-remove"></span>
+      <span class="glyphicon glyphicon-remove" aria-hidden="true"></span>
       <span class="sr-only">(incorrect)</span>
     </div>
     <div class="bs-brand-item">
       <h3 class="text-muted">Twitter Bootstrap</h3>
-      <span class="glyphicon glyphicon-remove"></span>
+      <span class="glyphicon glyphicon-remove" aria-hidden="true"></span>
       <span class="sr-only">(incorrect)</span>
     </div>
   </div>