feat(PublicPage): add schedule parts system for page with a lot of schedule (dense schedule)

assets/development/styles/organization.css

@@ -478,6 +478,17 @@ section {
 
 ********************************************************************************/
 
+.schedule.dense {
+  display: grid;
+  grid-template-columns: repeat(2, 1fr);
+  width: 100%;
+  column-gap: 1em;
+}
+
+.schedule.dense .schedule-category-days-container {
+  margin-right: 7em;
+}
+
 .schedule-category {
   margin-bottom: 1em;
 }
@@ -952,6 +963,13 @@ RESPONSIVE
     width: 80%;
   }
 
+  /**
+  Schedule
+  **/
+  .schedule.dense {
+    grid-template-columns: 1fr;
+  }
+
   .schedule-category-header {
     padding-left: 1em;
     padding-right: 1em;