- <form id="custom-search-form" class="form-search form-horizontal hidden-phone" method="post" action="https://duckduckgo.com">
- <div class="input-append">
- <input type="text" class="search-query" name="q" placeholder="Search …">
- <button type="submit" class="btn"><i class="icon-search"></i></button>
- </div>
+ <form id="custom-search-form" class="navbar-form" method="post" action="https://duckduckgo.com">
+
+ <div class="input-group">
+ <input type="text" class="form-control" placeholder="Search …" name="q">
+ <span class="input-group-btn">
+ <button class="btn btn-default" type="submit"><span class="glyphicon glyphicon-search" aria-hidden="true"></span></button>
+ </span>
+ </div>