body{
margin:0;
font-family:Arial, sans-serif;
background:linear-gradient(135deg,#eef2ff,#fdf2f8);
}

nav{
background:#4f46e5;
color:white;
padding:15px;
display:flex;
justify-content:space-between;
align-items:center;
position:sticky;
top:0;
z-index:1000;
}

nav a{
color:white;
text-decoration:none;
margin-left:15px;
}

.container{
display:flex;
justify-content:center;
align-items:center;
min-height:80vh;
padding:20px;
}

.card{
background:white;
padding:30px;
border-radius:12px;
box-shadow:0 10px 25px rgba(0,0,0,0.1);
text-align:center;
width:100%;
max-width:400px;
transition:0.3s;
}

.card:hover{
transform:translateY(-5px);
box-shadow:0 15px 35px rgba(0,0,0,0.15);
}

button{
margin-top:15px;
padding:12px 25px;
background:linear-gradient(135deg,#6366f1,#8b5cf6);
color:white;
border:none;
border-radius:8px;
cursor:pointer;
font-weight:bold;
transition:0.3s;
}

button:hover{
transform:scale(1.05);
}

input{
margin-top:10px;
}

footer{
text-align:center;
padding:15px;
background:#ddd;
}