body.dark{
background:#020617;
color:#22d3ee;
font-family:sans-serif;
}

.card{
background:#0f172a;
padding:20px;
margin:100px auto;
width:300px;
border-radius:10px;
box-shadow:0 0 25px #22d3ee;
}

button{
background:#06b6d4;
border:none;
padding:10px;
margin:5px;
cursor:pointer;
}

h1,h2{
color:#38bdf8;
}