body {
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 20px;
  background-color: #fff;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
  text-align: center;
}

.overview {
  margin-top: 20px;
  padding: 10px;
  border: 1px solid #ccc;
  background-color: #f9f9f9;
}

/* Add styles to center the chart container */
.chart-container {
  margin: 0 auto;
  max-width: 600px;
}