styles.css

/* General Styles */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #f9f9f9;
  color: #333;
  line-height: 1.6;
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

/* List Styling */
ul {
  list-style-type: none;
  padding: 0;
}

ul li {
  background: white;
  padding: 10px;
  margin: 5px 0;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
}

/* Button Styling */
button {
  display: block;
  margin: 20px auto;
  padding: 10px 20px;
  font-size: 16px;
  background-color: #007bff;
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

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

/* Error Message Styling */
#error-message {
  color: red;
  font-weight: bold;
  text-align: center;
  margin-top: 10px;
  display: none;
}

/* Utility Classes */
.hidden {
  display: none;
}