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

h1 {
  color: #333;
}

#generate-btn {
  padding: 10px 20px;
  font-size: 16px;
  cursor: pointer;
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 5px;
  margin-bottom: 20px;
  box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2);
}

#numbers-container {
  display: flex;
  margin-bottom: 20px; /* Add some space below the current numbers */
}

.number {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #fff;
  border: 2px solid #ccc;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  font-weight: bold;
  margin: 0 5px;
  box-shadow: 0 2px 4px 0 rgba(0,0,0,0.1);
}

#history-container {
  margin-top: 30px;
  width: 80%;
  max-width: 600px;
  background-color: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 8px 0 rgba(0,0,0,0.1);
  padding: 20px;
}

#history-container h2 {
  text-align: center;
  color: #555;
  margin-bottom: 15px;
}

#history-list {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.history-entry {
  border: 1px solid #eee;
  padding: 10px;
  border-radius: 5px;
  background-color: #f9f9f9;
}

.history-entry h3 {
  margin: 0 0 10px 0;
  color: #777;
  font-size: 1.1em;
}

.history-numbers {
  display: flex;
  justify-content: flex-start;
  flex-wrap: wrap;
  gap: 5px;
}

.history-numbers .number {
  width: 35px;
  height: 35px;
  font-size: 16px;
  margin: 0;
  box-shadow: none; /* Remove shadow for history numbers for a flatter look */
  border: 1px solid #ddd;
}