body{
margin:0;
height:100vh;
display:flex;
align-items:center;
justify-content:center;
background:#0f172a;
color:white;
font-family:Arial, sans-serif;
text-align:center;
}

.container{
max-width:600px;
padding:20px;
}

.logo{
width:120px;
margin-bottom:20px;
}

button{
padding:10px 20px;
background:#38bdf8;
border:none;
border-radius:6px;
cursor:pointer;
font-size:16px;
}