			
<!DOCTYPE html>
<html lang="de">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>O&A Diamond Service</title>
<link href="https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap" rel="stylesheet">
<style>
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background: linear-gradient(135deg, #0f172a, #020617);
    color: white;
}
/* NAV */
nav {
    position: fixed;
    width: 100%;
    background: rgba(0,0,0,0.7);
    padding: 15px 0;
    text-align: center;
    z-index: 999;
}
nav a {
    color: white;
    margin: 0 15px;
    text-decoration: none;
}
nav a:hover {
    color: #38bdf8;
}
/* HEADER */
header {
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #0f172a, #020617);
}
header h1 {
    font-size: 55px;
}
.cta {
    margin-top: 20px;
    padding: 15px 30px;
    background: #38bdf8;
    border-radius: 8px;
    text-decoration: none;
    color: white;
}
.cta:hover {
    background: #0ea5e9;
}
/* SECTIONS */
section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: auto;
}
h2 {
    color: #38bdf8;
}
/* SERVICES */
.services {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
}
.box {
    background: #1e293b;
    padding: 25px;
    border-radius: 15px;
    transition: 0.3s;
}
.box:hover {
    transform: scale(1.05);
    box-shadow: 0 0 15px #38bdf8;
}
/* FORM */
form input, form textarea {
    width: 100%;
    padding: 15px;
    margin: 10px 0;
    border-radius: 10px;
    border: none;
}
form button {
    padding: 15px;
    background: #38bdf8;
    border: none;
    color: white;
    width: 100%;
    cursor: pointer;
}
form button:hover {
    background: #0ea5e9;
}
/* CONTACT BUTTONS */
.contact-buttons a {
    display: block;
    text-align: center;
    background: #25D366;
    padding: 15px;
    color: white;
    text-decoration: none;
    border-radius: 10px;
    margin-top: 10px;
}
/* FOOTER */
footer {
    text-align: center;
    padding: 20px;
    background: #020617;
}
/* WHATSAPP FLOAT */
.whatsapp {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25D366;
    padding: 15px 20px;
    border-radius: 50px;
    color: white;
    text-decoration: none;
}
/* MOBILE */
@media (max-width: 768px){
    header h1 { font-size: 38px; }
}
</style>
</head>
<body>
<nav>
<a href="#">Start</a>
<a href="#services">Leistungen</a>
<a href="#contact">Kontakt</a>
</nav>
<header>
<h1>O&A Diamond Service<br>
<small>Sauberkeit. Professionalität. Vertrauen.</small>
</h1>
<a href="#contact" class="cta">Jetzt Termin buchen</a>
</header>
<section>
<h2>Über uns</h2>
<p>
Professionelle Reinigung für Büros, Wohnungen und Gebäude.  
Zuverlässig, schnell und mit höchster Qualität.
</p>
</section>
<section id="services">
<h2>Unsere Dienstleistungen</h2>
<div class="services">
<div class="box">Büroreinigung</div>
<div class="box">Wohnungsreinigung</div>
<div class="box">Gebäudereinigung</div>
<div class="box">Treppenhausreinigung</div>
<div class="box">Fenster- & Glasreinigung</div>
<div class="box">Grundreinigung</div>
</div>
</section>
<section id="contact">
<h2>Kontakt & Termin</h2>
<p>📍 <a href="https://www.google.com/maps/search/?api=1&query=Zwickauer+Str.+4+30179+Hannover" target="_blank">
Zwickauer Str. 4, 30179 Hannover
</a></p>
<form action="mailto:oadiamondservice@outlook.sa" method="POST" enctype="text/plain">
<input type="text" name="Name" placeholder="Ihr Name" required>
<input type="tel" name="Telefon" placeholder="Telefon" required>
<input type="email" name="Email" placeholder="E-Mail" required>
<textarea name="Nachricht" placeholder="Ihre Anfrage"></textarea>
<button type="submit">Anfrage senden</button>
</form>
<div class="contact-buttons">
<a href="tel:017672879642">Jetzt anrufen</a>
<a href="https://wa.me/4917672879642">WhatsApp schreiben</a>
</div>
</section>
<footer>
© 2026 O&A Diamond Service
</footer>
<a href="https://wa.me/4917672879642" class="whatsapp">💬</a>
</body>
</html>

		

O&A Diamond ServiceStart Leistungen Kontakt

O&A Diamond Service
Sauberkeit. Professionalität. Vertrauen.

Jetzt Termin buchen

Über uns

Professionelle Reinigung für Büros, Wohnungen und Gebäude. Zuverlässig, schnell und mit höchster Qualität.

Unsere Dienstleistungen

Büroreinigung

Wohnungsreinigung

Gebäudereinigung

Treppenhausreinigung

Fenster- & Glasreinigung

Grundreinigung

Kontakt & Termin

📍 Zwickauer Str. 4, 30179 Hannover Anfrage senden

💬

O&A Diamond Service

html { scroll-behavior: smooth; }

body {
margin: 0;
font-family: ‚Poppins‘, sans-serif;
background: linear-gradient(135deg, #0f172a, #020617);
color: white;
}

/* NAV */
nav {
position: fixed;
width: 100%;
background: rgba(0,0,0,0.7);
padding: 15px 0;
text-align: center;
z-index: 999;
}
nav a {
color: white;
margin: 0 15px;
text-decoration: none;
}
nav a:hover {
color: #38bdf8;
}

/* HEADER */
header {
height: 100vh;
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
text-align: center;
background: linear-gradient(135deg, #0f172a, #020617);
}
header h1 {
font-size: 55px;
}
.cta {
margin-top: 20px;
padding: 15px 30px;
background: #38bdf8;
border-radius: 8px;
text-decoration: none;
color: white;
}
.cta:hover {
background: #0ea5e9;
}

/* SECTIONS */
section {
padding: 60px 20px;
max-width: 1200px;
margin: auto;
}
h2 {
color: #38bdf8;
}

/* SERVICES */
.services {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
gap: 20px;
}
.box {
background: #1e293b;
padding: 25px;
border-radius: 15px;
transition: 0.3s;
}
.box:hover {
transform: scale(1.05);
box-shadow: 0 0 15px #38bdf8;
}

/* FORM */
form input, form textarea {
width: 100%;
padding: 15px;
margin: 10px 0;
border-radius: 10px;
border: none;
}
form button {
padding: 15px;
background: #38bdf8;
border: none;
color: white;
width: 100%;
cursor: pointer;
}
form button:hover {
background: #0ea5e9;
}

/* CONTACT BUTTONS */
.contact-buttons a {
display: block;
text-align: center;
background: #25D366;
padding: 15px;
color: white;
text-decoration: none;
border-radius: 10px;
margin-top: 10px;
}

/* FOOTER */
footer {
text-align: center;
padding: 20px;
background: #020617;
}

/* WHATSAPP FLOAT */
.whatsapp {
position: fixed;
bottom: 20px;
right: 20px;
background: #25D366;
padding: 15px 20px;
border-radius: 50px;
color: white;
text-decoration: none;
}

/* MOBILE */
@media (max-width: 768px){
header h1 { font-size: 38px; }
}

Start
Leistungen
Kontakt