root = Card([
  header,
  revenueText,
  conversionTag,
  trend,
  bestProducts,
  downloadBtn
])
header = CardHeader("Monthly Sales Overview", "Key metrics for the current month")
revenueText = TextContent("Revenue this month: $125,000", "large")
conversionTag = Tag("4.5%", null, "md", "success")
monthsLabels = ["Jan", "Feb", "Mar", "Apr", "May", "Jun"]
revSeries = Series("Revenue", [20000, 22000, 25000, 27000, 30000, 32000])
trend = LineChart(monthsLabels, [revSeries], "natural", "Month", "USD")
productCol = Col("Product", ["Product A", "Product B", "Product C"], "string")
unitsCol = Col("Units Sold", [1500, 1200, 1300], "number")
bestProducts = Table([productCol, unitsCol])
downloadBtn = Button("Download", null, "secondary", "normal", "medium")