index.html

<!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>Bouman-Johnson-housing-project</title>
</head>
<body>
    <h1>Bouman-Johnson Housing Project</h1>
    <div class="contenaire">
        <div id="img"></div>
        <div id="box">
            <form>
                <!-- "required": ["area", "property-type", "rooms-number", "zip-code"], -->
                
                <input type="number" name="name" id="area" placeholder="Area                          m2" required><br><br>

                <select id="property-type">
                    <option value="type of property">Type of property</option>
                    <option value="Apartment">Apartment</option>
                    <option value="House">House</option>
                    <option value="Other">Other</option>
                </select>
                <br><br>

                <input type="number" name="name" id="rooms-number" placeholder="Rooms?" required> <br><br>
                
                <input type="number" name="name" id="postal-code" placeholder="Zip code" required> <br><br>

                <input type="submit" id="buttonAPI" value="VALIDATE"> 

            </form>
        </div>
    </div>   
</body>
<script src="index.js"></script>
</html>