.infobox .chart {
  position: relative;
  & > .c3 {
    margin-right: 20px;
  }

  .zoom-buttons {
    position: absolute;
    top: 0px;
    right: 20px;

    button {
      font-size: 10pt;
      width: 3em;
      height: 3em;
      border-radius: 1.5em;
      margin-left: 6px;
    }
  }

  .c3-tooltip-container {
    width: 150px;
    .c3-tooltip {
      border-collapse: collapse;
    }
  }
}