main {
  display: flex;
  gap: 20px;
  padding: 20px;
}

.sidebar {
  width: 250px;
}

#filter {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.content-area {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 20px;
}

.banner {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.charts {
  display: flex;
  justify-content: space-around;
  align-items: center;
  width: 100%;
}

#pie_chart_container {

  width: 20%;
  margin: 0 auto;
  padding: 20px;
}

#bar_chart_container {
  width: 30%;
  margin: 0 auto;

}

#kpi_cards {
  display: flex;
  justify-content: space-around;
  gap: 20px;
}

.kpi {
  text-align: center;
  flex: 1;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  background-color: #ffffff;
}

th,
td {
  padding: 12px;
  text-align: left;
  border: 1px solid #ccc;
}

th {
  background-color: #f8f9fa;
}

th[onclick] {
  cursor: pointer;
}

th[onclick]:hover {
  background-color: #e2e6ea;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  background-color: #f4f7f6;
  margin: 0;
  color: #333;
}

.sidebar,
.kpi,
.charts {
  background-color: #ffffff;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  padding: 20px;

}

.currency-note {
  font-size: 0.85em;
  color: #666666;
  font-style: italic;
  margin-bottom: 8px;
}

footer {
  text-align: center;
  padding: 20px;
  margin-top: 40px;
  color: #555555;
  font-size: 0.9em;
  border-top: 1px solid #dee2e6;
}