body {
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.container {
  text-align: center;
}

h1 {
  color: #333;
}

.lotto-card {
  background-color: #fff;
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  margin-top: 20px;
}

.lotto-numbers {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

.number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #eee;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.5em;
  font-weight: bold;
  color: #333;
}

.generate-btn {
  background-color: #007bff;
  color: white;
  border: none;
  padding: 15px 30px;
  font-size: 1em;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.3s;
}

.generate-btn:hover {
  background-color: #0056b3;
}