#system-message-container {
    position: static !important;
    inset: auto !important;          /* clears top/right/bottom/left */
    transform: none !important;
    width: 100% !important;
    max-width: 100% !important;
    margin: 0 0 1rem 0 !important;
    z-index: auto !important;
  }
  
  /* Make each alert blocky and non-floating */
  #system-message-container joomla-alert {
    position: static !important;
    display: block !important;
    margin: 0 0 .75rem 0 !important;
    box-shadow: none !important;
  }

  #system-message-container joomla-alert .alert-message{
    font-weight:700 !important;
    font-size: large !important;
  }
  
  /* Tighter padding & hide the tiny “danger” label row if you don’t want it */
  #system-message-container .alert-wrapper { padding: .75rem 1rem !important; }
  #system-message-container .alert-heading { display: none !important; }
  
  /* Keep close button visible but subtle */
  #system-message-container .joomla-alert--close { opacity: .8; }