body {
  font-family: Arial, sans-serif;
  background-color: #f4f4f4;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  margin: 0;
}

.container {
  background-color: #fff;
  padding: 20px;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
  width: 400px;
}

h1 {
  text-align: center;
}

form {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

input, textarea, button {
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
}

button {
  background-color: #007BFF;
  color: white;
  border: none;
  cursor: pointer;
}

button:hover {
  background-color: #0056b3;
}

#notes-list {
  list-style-type: none;
  padding: 0;
}

#notes-list li {
  background: #eee;
  margin: 5px 0;
  padding: 10px;
  border-radius: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#notes-list button {
  margin-left: 5px;
  padding: 5px 8px;
  font-size: 12px;
}

.hidden {
  display: none;
}