body {
  margin: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: sans-serif;
}

body {
  margin: 0;
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  font-family: sans-serif;
  .scatterplot-graph {
    width: 800px;
    height: 400px;
  }
}

Set svg width and height
Set svg width and height
