(adsbygoogle = window.adsbygoogle || []).push({}); Advanced Tax Calculator body { margin: 0; font-family: Arial, sans-serif; background: #f2f4f7; } .tax-box { max-width: 560px; height: 100vh; margin: auto; background: #fff; padding: 16px; box-sizing: border-box; display: flex; flex-direction: column; } h1 { text-align: center; font-size: 20px; margin: 10px 0; } label { font-weight: bold; display: block; margin-top: 10px; } select, input, button { width: 100%; padding: 9px; margin-top: 5px; font-size: 14px; } button { background: #004aad; color: #fff; border: none; cursor: pointer; } .form-area { flex: 1; overflow-y: auto; padding-bottom: 10px; } .result { background: #eef3fa; padding: 10px; margin-top: 10px; max-height: 160px; overflow-y: auto; font-size: 14px; } .actions { display: flex; gap: 10px; margin-top: 10px; } .actions button { background: #333; } small { text-align: center; font-size: 11px; color: #666; margin-top: 6px; } Tax Calculator (USA, UK, Canada) Country United States United Kingdom Canada Calculate Tax Download PDF Download Excel Estimates only. Not tax advice. function renderFields() { const c = country.value; let html = ` Annual Income Additional Deductions Tax Credits `; if (c === "USA") { html += ` Filing Status Single Married Filing Jointly Head of Household State California New York Texas `; } if (c === "CAN") { html += ` Province Ontario British Columbia `; } document.getElementById("dynamicFields").innerHTML = html; document.getElementById("result").innerHTML = ""; } renderFields(); function calculateTax() { const c = country.value; const income = Number(document.getElementById("income").value); const deductions = Number(document.getElementById("deductions").value); const credits = Number(document.getElementById("credits").value); if (!income || income