diff --git a/mamweb/static/css/mamweb.css b/mamweb/static/css/mamweb.css
index b42aa615..4771a31b 100644
--- a/mamweb/static/css/mamweb.css
+++ b/mamweb/static/css/mamweb.css
@@ -165,6 +165,10 @@ table .border-b {
   border: solid 2px;
 }
 
+.podproblem {
+	color: gray;
+}
+
 div.container {
 	padding: 0px;
 }
diff --git a/seminar/templates/seminar/archiv/cislo.html b/seminar/templates/seminar/archiv/cislo.html
index 6326b696..8258912a 100644
--- a/seminar/templates/seminar/archiv/cislo.html
+++ b/seminar/templates/seminar/archiv/cislo.html
@@ -88,7 +88,7 @@
 
             {# TODELETE #}
                 {% for podproblemy in podproblemy_iter.next %}
-                    <th class='border-r podproblem{{ forloop.parentloop.counter }}'><a href="{{ podproblemy.verejne_url }}">{{ podproblemy.kod_v_rocniku }}</a>
+                    <th class='border-r podproblem{{ forloop.parentloop.counter }} podproblem'><a href="{{ podproblemy.verejne_url }}">{{ podproblemy.kod_v_rocniku }}</a>
                 {% endfor %}
             {# TODELETE #}
 
@@ -97,7 +97,7 @@
 
             {# TODELETE #}
                 {% for podproblemy in podproblemy_iter.next %}
-                    <th class='border-r podproblem{{ problemy.len }}'><a href="{{ podproblemy.verejne_url }}">{{ podproblemy.kod_v_rocniku }}</a>
+                    <th class='border-r podproblem{{ problemy.len }} podproblem'><a href="{{ podproblemy.verejne_url }}">{{ podproblemy.kod_v_rocniku }}</a>
                 {% endfor %}
             {# TODELETE #}
 
@@ -118,7 +118,7 @@
 
             {# TODELETE #}
                 {% for body_podproblemu in rv.body_podproblemy_iter.next %}
-                    <td class='border-r podproblem{{ forloop.parentloop.counter }}'>{{ body_podproblemu }}
+                    <td class='border-r podproblem{{ forloop.parentloop.counter }} podproblem'>{{ body_podproblemu }}
                 {% endfor %}
             {# TODELETE #}