display course type on top left of slots

timetable/static/timetable/css/generator.scss

@@ -23,6 +23,13 @@
       display: flex;
       flex-direction: column;
       justify-content: center;
+
+      .course-type {
+        position: absolute;
+        top: 0;
+        right: 0;
+        padding: 10px;
+      }
     }
   }
 }