<div class="d-flex align-items-center justify-content-center vh-100">
<div class="text-center">
    <div class="mb-3 fs-1">🚧</div>
        <h1 class="fw-bold">Under Construction</h1>
            <p class="lead">Our website is currently undergoing maintenance.<br>
                We’ll be back soon!</p>
                <a href="mailto:info@example.com" class="btn btn-primary">Contact Us</a>
    </div>
</div>

<div class="d-flex align-items-center justify-content-center vh-100 bg-dark text-white">
<div class="text-center">
     <div class="mb-3 fs-1">🚧</div>
    <h1 class="fw-bold text-white">Under Construction</h1>
    <p class="lead">Our website is currently undergoing maintenance.<br>
            We’ll be back soon!</p>
        <a href="mailto:info@example.com" class="btn btn-light">Contact Us</a>
    </div>
</div>