Add div with col class around the div.row that contains the header links.

Remove display:table from the .col styling

styles/components/_portfolio_layout.scss

@@ -20,7 +20,6 @@
 
   .col--grow {
     overflow: inherit;
-    display: table;
     min-height: 10rem;
   }
 

templates/portfolios/header.html

@@ -17,6 +17,7 @@
       <h1>{{ portfolio.name }}</h1>
     </div>
   </div>
+  <div class="col">
     <div class='row links'>
       {% if user_can(permissions.VIEW_PORTFOLIO_ADMIN) %}
         {{ Link(
@@ -47,6 +48,6 @@
           active=request.url_rule.endpoint == "portfolios.reports",
         ) }}
       {% endif %}
-
+    </div>
   </div>
 </div>