body {
  font-family: system-ui, sans-serif;
  background: #f5f6fa;
  padding: 40px;
}

h1 {
  margin-bottom: 20px;
}

.user {
  background: white;
  padding: 16px;
  margin-bottom: 12px;
  border-radius: 8px;
}

button {
  margin-right: 6px;
  padding: 6px 12px;
  cursor: pointer;
}