body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  color: #333;
  line-height: 1.6;
  padding: 20px;
}

.app-container {
  width: 80%;
  max-width: 800px;
  margin: 0 auto;
  background-color: #fff;
  padding: 40px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  border-radius: 10px;
}

h1 {
  color: #333;
  margin-bottom: 20px;
}

p {
  margin-bottom: 15px;
}

b {
  font-size: 1.2em;
  color: #333;
}