div,
    canvas {
      font-family: 'Prometo', sans-serif;
    }

    .chart-container {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
      gap: 20px;
      padding: 10px;
    }

    canvas {
      background: #ffffff;
      padding: 2px;
      border-radius: 8px;
      box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
      width: 100% !important;
      height: auto !important;
      max-height: 200px;
    }

    #chartjs-custom-tooltip {
      position: absolute;
      pointer-events: none;
      background: #fff;
      color: #000;
      border: 1px solid #ccc;
      border-radius: 4px;
      padding: 6px 10px;
      font-family: Prometo, sans-serif;
      font-size: 13px;
      font-weight: bold;
      white-space: nowrap;
      transform: translateX(-50%);
      opacity: 0;
      transition: opacity 0.1s ease;
    }

    #chartjs-custom-tooltip::after {
      content: "";
      position: absolute;
      bottom: -6px;
      /* arrow pointing downward */
      left: 50%;
      transform: translateX(-50%);
      border-width: 6px 6px 0 6px;
      border-style: solid;
      border-color: #fff transparent transparent transparent;
    }