body {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  background: #f5f5f5;
  font-family: Arial, sans-serif;
}

#inputs-container {
  display: flex;
  gap: 10px;
  padding: 20px;
  background: #fff;
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

#inputs-container input {
  width: 60px;
  height: 40px;
  text-align: center;
  font-size: 1.2rem;
  border: 2px solid #ccc;
  border-radius: 6px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

#inputs-container input:focus {
  border-color: #4a90e2;
  box-shadow: 0 0 6px rgba(74, 144, 226, 0.5);
  outline: none;
}
.h2 {
  padding: 20px;
}