body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #181818;
  color: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 20px;
}

.container {
  max-width: 400px;
  width: 100%;
  background: #222;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.5);
  text-align: center;
}

.chat-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.logo {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  margin-top: -30px;
  border: 3px solid #222;
  background: white;
}

h1 {
  font-size: 1.5em;
  margin: 16px 0 8px;
}

.description {
  font-size: 0.95em;
  color: #aaa;
  margin: 0 20px 20px;
}

.join-button {
  display: inline-block;
  padding: 12px 24px;
  margin-bottom: 20px;
  background-color: #229ED9;
  color: #fff;
  border: none;
  border-radius: 999px;
  text-decoration: none;
  font-weight: bold;
  transition: background-color 0.3s ease;
}

.join-button:hover {
  background-color: #1b8fc7;
}