body{
background:#0f0f0f;
color:white;
font-family:Arial;
padding:20px;
}

nav{
display:flex;
gap:20px;
margin-bottom:30px;
}

nav a{
color:#55ff55;
text-decoration:none;
}

.hero{
text-align:center;
padding:100px 20px;
}

.btn{
display:inline-block;
padding:12px 20px;
background:#55ff55;
color:black;
text-decoration:none;
border-radius:8px;
font-weight:bold;
}

.card-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
gap:20px;
}

.card{
background:#1d1d1d;
padding:20px;
border-radius:12px;
}

.form-box{
max-width:400px;
margin:auto;
display:flex;
flex-direction:column;
gap:15px;
}

input,button{
padding:12px;
border:none;
border-radius:8px;
}

button{
background:#55ff55;
font-weight:bold;
cursor:pointer;
}