body{
font-family:Arial, sans-serif;
background:#0b1320;
color:white;
margin:0;
text-align:center;
}

header{
background:#0f1b2e;
padding:20px;
}

nav a{
margin:10px;
color:#8ee7ff;
text-decoration:none;
}

.hero{
padding:80px 20px;
}

.btn{
background:#8ee7ff;
padding:12px 20px;
color:black;
text-decoration:none;
display:inline-block;
margin-top:20px;
}

.product{
border:1px solid #333;
padding:20px;
margin:20px;
}