days = Day.with_filled_gaps(days, start, end)
         for day in days:
             day.collect_calendarized_todos(self.conn)
-        return {'start': start, 'end': end, 'days': days}
+        today = date_in_n_days(0)
+        return {'start': start, 'end': end, 'days': days, 'today': today}
 
     def do_GET_day(self) -> dict[str, object]:
         """Show single Day of ?date=."""
 
 td.day_name {
   padding-right: 0.5em;
 }
+td.today {
+  font-weight: bold;
+}
 {% endblock %}
 
 
 
 <tr>
 <td class="day_name">{{day.weekday|truncate(2,True,'',0)}}</td>
-<td><a href="day?date={{day.date}}">{{day.date}}</a></td>
+<td{% if day.date == today %} class="today"{% endif %}><a href="day?date={{day.date}}">{{day.date}}</a></td>
 <td>{{day.comment|e}}</td>
 </tr>