Fix bad font size render on link

With Nunito, the 12px size with uppercase hase bad render (FF & Chrome).

resources/views/welcome.blade.php

@@ -51,7 +51,7 @@
             .links > a {
                 color: #636b6f;
                 padding: 0 25px;
-                font-size: 12px;
+                font-size: 13px;
                 font-weight: 600;
                 letter-spacing: .1rem;
                 text-decoration: none;