.container1 {
    max-width: 800px;
    margin: 0 auto;
    margin-bottom: 40px;
}
      .header {
            text-align: center;
            margin-bottom: 40px;
        }
        h1 {
            font-size: 36px;
            color: #374151;
            margin-bottom: 10px;
        }

        .subtitle {
            font-size: 18px;
            color: #6b7280;
        }

        .calculator-container {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 30px;
            margin-top: 40px;
        }

        .input-section {
            background: white;
            padding: 30px;
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
        }

        .result-section {
            background: white;
            padding: 30px;
            border-radius: 16px;
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
        }

        .form-group {
            margin-bottom: 20px;
        }

        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #374151;
        }

        input, select {
            width: 100%;
            padding: 12px 16px;
            border: 2px solid #e5e7eb;
            border-radius: 8px;
            font-size: 16px;
            transition: border-color 0.3s ease;
        }

        input:focus, select:focus {
            outline: none;
            border-color: #f59e0b;
        }

        .calculate-btn {
            width: 100%;
            background: linear-gradient(135deg, #f59e0b, #10b981);
            color: white;
            border: none;
            padding: 16px;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 600;
            cursor: pointer;
            transition: transform 0.2s ease;
        }

        .calculate-btn:hover {
            transform: translateY(-2px);
        }

        .result-card {
            background: linear-gradient(135deg, #fef3c7, #d1fae5);
            border-radius: 12px;
            padding: 20px;
            margin-bottom: 20px;
            text-align: center;
        }

        .result-value {
            font-size: 32px;
            font-weight: bold;
            color: #374151;
            margin-bottom: 5px;
        }

        .result-label {
            font-size: 14px;
            color: #6b7280;
        }

        .breakdown {
            margin-top: 20px;
        }

        .breakdown-item {
            display: flex;
            justify-content: space-between;
            padding: 12px 0;
            border-bottom: 1px solid #e5e7eb;
        }

        .breakdown-item:last-child {
            border-bottom: none;
        }

        .progress-bar {
            background: #e5e7eb;
            border-radius: 8px;
            height: 20px;
            margin: 20px 0;
            overflow: hidden;
        }

        .progress-fill {
            background: linear-gradient(135deg, #f59e0b, #10b981);
            height: 100%;
            border-radius: 8px;
            transition: width 0.5s ease;
        }

        @media (max-width: 768px) {
            .calculator-container {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            
            h1 {
                font-size: 28px;
            }
        }
        *,*::before,*::after{
            box-sizing: border-box;
        }
        @media (max-width: 768px) {
       .calculator-container {
          grid-template-columns: 1fr;
          padding: 10px;
        }
        .input-section,
        .result-section {
          padding: 20px;
        }
        .result-value {
          font-size: 24px;
        }
}