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

.container {
  background-color: #fff;
  padding: 20px;
  border-radius: 8px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  width: 300px;
}

h1 {
  color: #333;
}

input[type="text"] {
  width: calc(100% - 60px);
  padding: 10px;
  margin-right: 10px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

button {
  padding: 10px 20px;
  background-color: #007bff;
  color: #fff;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

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

ul {
  list-style-type: none;
  padding: 0;
}

li {
  padding: 10px;
  margin: 5px 0;
  background-color: lightcoral;
  border-radius: 4px;
  cursor: pointer;
}

li:hover {
  background-color: #ff6666;
}