body {
  font-family: 'Helvetica Neue', sans-serif;
  background-color: #1c1c1c;
  color: #f5f5f5;
  margin: 0;
  padding: 0;
  text-align: center;
}

header {
  background-color: #444;
  color: #ffcc00;
  padding: 2rem;
  border-bottom: 4px solid #ff9900;
}

header h1 {
  font-size: 2.5rem;
}

.bio img {
  width: 200px;
  border-radius: 10px;
  margin: 1rem 0;
}

section {
  margin: 2rem;
  padding: 1rem;
  background-color: #2c2c2c;
  border-radius: 10px;
  box-shadow: 0 0 10px #000;
}

ul {
  list-style-type: none;
  padding: 0;
}

li {
  margin: 0.5rem 0;
}

input[type="password"] {
  padding: 0.5rem;
  margin: 0.5rem;
  border: 1px solid #ffcc00;
  border-radius: 5px;
}

button {
  padding: 0.5rem 1rem;
  background-color: #ffcc00;
  color: #1c1c1c;
  border: none;
  cursor: pointer;
  border-radius: 5px;
}

button:hover {
  background-color: #ff9900;
}

.hidden {
  display: none;
}

iframe {
  margin-top: 1rem;
  border-radius: 10px;
}

footer {
  background-color: #444;
  color: #ffcc00;
  padding: 1rem;
  margin-top: 2rem;
}