* {
  margin: 0;
  padding: 0;
}
html, body {
  height: 100%;
  width: 100%;
  margin: 0;
  padding: 0;
}

ul > li {
  margin: 10px 20px;
}

#chart-container {
  position: relative;
  height: 100vh;
  width: 100vw; 
  overflow: hidden;
}