// Note that this example also displays past events,
      // just to have events visible around the clock:
      // hide_past_events = false;
      // 
      // Clockface arcs created from data:

      # Day & Time             Color          Description
      daily 00:10-01:30;       -;             Night run
      daily 13:00-14:00;       cadetblue;     Lunch
      mon-fri 10:00-18:16;     -;             Helsinki stock exchange is open
      mon-wed 14:00-18:00;     -;             Eduskunnan täysistunto
      thu 16:00-20:00;         -;             Eduskunnan täysistunto
      fri 13:00-17:00;         -;             Eduskunnan täysistunto
      mon-fri 16:30-24:00;     -;             NYSE is open
      mon 18:00-19:00;         -;             Monday sauna
      daily 22:00-02:00;       -;             Overnight event
      wed-sun 23:00-03:00;     navajowhite;   Another overnight
      2021-08-22 18:30-20:00;  #ff0;          Ruusut @ Allas
      2021-09-04 20:00-22:00;  #ff0;          The Hearing @ G Livelab
      2021-11-23 19:00-23:00;  rgb(255,0,0);  Igorrr @ Tavastia

      // Click clock to randomize colors, or here to change layout.