html {
  font-family: 'Gotham';
  color: #444;
  margin: 0px;
  padding: 0px;
  width: 100%;
  height: 100%;
}

body {
  background: #ccc;
  margin: 0px;
  padding: 0px;
  width: 100%;
  height: 100%;
}

.header {
  height: 150px;
}

h1 {
  margin: 0px;
  padding-top: 20px;
  text-align: center;
}

.chart {
  text-align: center;
  position: absolute;
  top: 150px;
  left: 100px;
  bottom: 100px;
  right: 100px;
}