Ajusta tamanho dos primary e danger button

sapl/static/styles/app.scss

@@ -131,13 +131,17 @@ body {
   }
 }
 
-
 fieldset {
-
   fieldset {
     font-size: 95%;
     legend {
       font-size: 18px;
     }
   }
-}
+}
+
+.btn-primary, .btn-danger{
+  font-size: 16px;
+  height: 40px !important;
+  display: inline-block;
+}