body {
margin:0;
font-family: Arial, sans-serif;
background:#f4f4f4;
}

header {
background:#0d6efd;
color:white;
padding:15px;
text-align:center;
}

nav a {
color:white;
margin:0 10px;
text-decoration:none;
}

.hero {
background:#002b5c;
color:white;
padding:80px 20px;
text-align:center;
}

.btn {
display:inline-block;
background:#25D366;
color:white;
padding:10px 20px;
margin:10px;
text-decoration:none;
border-radius:5px;
}

.advance {
background:#ff9800;
}

.whatsapp {
background:#25D366;
}

.hotel-list {
display:flex;
flex-wrap:wrap;
justify-content:center;
}

.hotel-card {
background:white;
width:280px;
margin:15px;
padding:15px;
border-radius:8px;
box-shadow:0 4px 8px rgba(0,0,0,0.1);
text-align:center;
}