aave-leverage-gain/index.html at main · Philippe734/aave-leverage-gain · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Aave Leverage Gain</title>
    <style>
        body {
            font-family: Arial, sans-serif;
            background: linear-gradient(to bottom right, #5f3473, #71c1d6);
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            min-height: 100vh;
            color: white;
            text-align: center;
        }

        .title {
            font-size: 2rem;
            font-weight: bold;
            margin-top: 15px;
            margin-bottom: 10px;
            padding: 0 10px;
        }

        .subtitle {
            font-size: 1rem;
            margin-bottom: 20px;
            line-height: 1.5;
            padding: 0 15px;
        }

        .container {
            width: 100%;
            max-width: 600px; /* Adjust container for larger screens */
            padding: 10px 15px; /* Padding for better spacing */
            box-sizing: border-box;
        }

        .input-group {
            display: flex;
            flex-direction: column; /* Stack elements vertically for smaller screens */
            align-items: stretch;
            margin-bottom: 15px;
        }

        .input-group label {
            font-size: 1rem;
            margin-bottom: 5px; /* Space between label and input */
            text-align: left;
        }

        .input-group input {
            padding: 10px;
            border: 1px solid #fff;
            border-radius: 5px;
            background: rgba(255, 255, 255, 0.2);
            color: white;
            font-size: 1rem;
        }

        .result {
            font-size: 1.5rem;
            font-weight: bold;
            margin-top: 20px;
            padding: 10px;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 8px;
            color: #ffd700;
        }

        @media (max-width: 600px) {
            .title {
                font-size: 1.8rem; /* Slightly smaller for smaller screens */
            }

            .subtitle {
                font-size: 0.9rem;
                line-height: 1.4;
            }

            .input-group input {
                font-size: 1rem; /* Adjust font size for better readability */
                padding: 8px;
            }

            .result {
                font-size: 1.2rem; /* Reduce size on smaller devices */
            }
        }
    </style>
</head>
<body>
    <div class="title">Aave Leverage Gain</div>

    <div class="subtitle">
        Calculate the leverage gain at the end of the investment, with<br> health factor, desired performance of collateral, and debt rate.
    </div>

    <div class="container">
        <div class="input-group">
            <label for="hr">Health factor / Health ratio</label>
            <input type="number" id="hr" step="any" value="2.5">
        </div>

        <div class="input-group">
            <label for="r">Desired performance of collateral <br> at end of the investment (%)</label>
            <input type="number" id="r" step="any" value="100">
        </div>

        <div class="input-group">
            <label for="i">Borrow interest rate / Debt APY (%)</label>
            <input type="number" id="i" step="any" value="10">
        </div>

        <div class="result">Leverage gain at end of investment = <span id="result">0%</span></div>
    </div>

    <script>
        const hrInput = document.getElementById('hr');
        const rInput = document.getElementById('r');
        const iInput = document.getElementById('i');
        const resultSpan = document.getElementById('result');

        function calculateG() {
            const hr = parseFloat(hrInput.value) || 0;
            const r = (parseFloat(rInput.value) || 0) / 100;
            const i = (parseFloat(iInput.value) || 0) / 100;

            if (hr !== 1) {
                const G = ((hr * (1 + r) - (1 + i)) / ((hr - 1) * (1 + r))) - 1;
                resultSpan.textContent = (G * 100).toFixed(1) + '%';
            } else {
                resultSpan.textContent = 'Error';
            }
        }

        hrInput.addEventListener('input', calculateG);
        rInput.addEventListener('input', calculateG);
        iInput.addEventListener('input', calculateG);

        calculateG();
    </script>
</body>
</html>