body {
  font-family: Arial, sans-serif;
  text-align: center;
  background: #f7f7f7;
  margin: 0;
  padding: 20px;
}

.container {
  background: white;
  border-radius: 12px;
  padding: 20px;
  max-width: 500px;
  margin: auto;
  box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

input[type="text"], input[type="file"] {
  margin: 5px;
  padding: 8px;
}

button {
  padding: 8px 16px;
  margin-top: 8px;
  cursor: pointer;
}

.number-item {
  background: #e9e9e9;
  margin: 5px;
  padding: 10px;
  border-radius: 6px;
  cursor: pointer;
}

.modal {
  display: none;
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background-color: rgba(0,0,0,0.8);
}

.modal img {
  max-width: 80%;
  max-height: 80%;
  margin-top: 5%;
  border-radius: 10px;
}

#closeModal {
  position: absolute;
  top: 20px;
  right: 40px;
  color: white;
  font-size: 36px;
  cursor: pointer;
}