adjust layout

src/client/js/components/Me/ExternalAccountLinkedMe.jsx

@@ -67,9 +67,9 @@ class ExternalAccountLinkedMe extends React.Component {
 
     return (
       <Fragment>
-        <div className="container-fluid">
+        <div className="container-fluid p-0 my-4">
           <h2 className="border-bottom">
-            <button type="button" className="btn btn-default btn-sm pull-right" onClick={this.openAssociateModal}>
+            <button type="button" className="btn btn-light btn-sm pull-right" onClick={this.openAssociateModal}>
               <i className="icon-plus" aria-hidden="true" />
             Add
             </button>