body {
  font-family: 'Roboto', sans-serif;
  text-align: center;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

h1, p {
  text-align: center;
}

h1 {
  padding: 0;
  margin: 0;
}

.fb-login {
  background-color: #1877f2;
  color: white;
  border: none;
  border-radius: 5px;
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
}

.token-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 15px;
  max-width: 700px;
}

.token-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

#access-token {
  font-family: 'Courier New', monospace;
  background-color: #f0f0f0;
  padding: 8px 12px;
  border-radius: 4px;
  border: 1px solid #d0d0d0;
  display: inline-block;
  word-break: break-all;
  font-size: 14px;
  color: #333;
  max-width: 600px;
}

.copy-btn {
  background-color: #28a745;
  color: white;
  border: none;
  border-radius: 5px;
  padding: 8px 16px;
  font-size: 14px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  transition: all 0.3s ease;
  font-family: 'Roboto', sans-serif;
}

.copy-btn:hover {
  background-color: #218838;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(40, 167, 69, 0.3);
}

.copy-btn:active {
  transform: translateY(0);
}

.copy-btn.copied {
  background-color: #007bff;
}

.copy-btn svg {
  flex-shrink: 0;
}