body {
  font-family: Arial, sans-serif;
  background: #f4f4f4;
}

.container {
  width: 300px;
  margin: 100px auto;
  background: white;
  padding: 20px;
  border-radius: 8px;
}

input {
  width: 70%;
  padding: 5px;
}

button {
  padding: 6px 10px;
  cursor: pointer;
}

li {
  margin-top: 10px;
  display: flex;
  justify-content: space-between;
}

.completed {
  text-decoration: line-through;
  color: gray;
}

li span {
  cursor: pointer;
  flex: 1;
}

li button {
  margin-left: 5px;
}

#suggestions {
  margin-top: 10px;
}

.suggestion {
  background: #eee;
  padding: 5px;
  margin: 4px 0;
  cursor: pointer;
  border-radius: 4px;
}

.suggestion:hover {
  background: #ddd;
}