body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  padding: 0;
  margin: 0;
  background-color: #ffffff;
}

#chartdiv {
  width: 100%;
  height: 80vh;
}