body{font-family:Arial,sans-serif;background:#0c0c0c;color:white;text-align:center;padding-top:70px;transition:0.3s}
h1{font-size:40px;color:#4af}
.nav a,.button{display:block;margin:10px auto;width:220px;padding:15px;background:#222;color:white;text-decoration:none;border-radius:10px;transition:.2s}
.nav a:hover,.button:hover{background:#444}
input{display:block;margin:10px auto;padding:10px;width:200px;border-radius:5px;border:none}
button{padding:10px 20px;background:#4af;border:none;border-radius:5px;color:black;cursor:pointer}
button:hover{background:#6cf}