<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <link rel="stylesheet" href="style.css">
    <title>Photosynthesis Rate Calculator</title>
</head>

<body>
    <div class="calculator">
        <h1>Photosynthesis Rate Calculator</h1>

        <!-- Input group for light intensity -->
        <div class="input-group">
            <label for="light">Light Intensity (µmol/m²/s):</label>
          