body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: #333;
}

header {
    background: #4CAF50;
    padding: 20px;
    text-align: center;
}

header h1 {
    color: #fff;
    margin: 0;
}

main {
    padding: 20px;
}

section {
    margin-bottom: 20px;
}

section h2 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

footer {
    background: #4CAF50;
    padding: 20px;
    text-align: center;
    color: #fff;
    margin-top: 20px;
}
.chart-description {
  font-size: 16px;
  line-height: 1.5;
  text-align: justify;
  margin-top: 20px;
}