* {
    -webkit-box-sizing: border-box;
	   -moz-box-sizing: border-box;
			box-sizing: border-box;
}

#graph {
  max-width: 800px;
  max-height: 400px;
  margin: auto;
}


@media (max-width: 500px) {
  #option1 {
    white-space: normal;
  }
}