/* General Styling */
body {
  font-family: 'Arial', sans-serif;
  background-color: #f0f2f5;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding-top: 50px;
  margin: 0;
}

.container {
  background-color: #fff;
  padding: 30px 40px;
  border-radius: 10px;
  box-shadow: 0 8px 20px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 500px;
}

h1 {
  text-align: center;
  margin-bottom: 20px;
  color: #333;
}

/* Input Section */
.input-section {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}

#task-input {
  flex: 1;
  padding: 10px;
  border-radius: 5px;
  border: 1px solid #ccc;
}

#add-btn {
  padding: 10px 20px;
  border: none;
  background-color: #3498db;
  color: #fff;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.2s;
}

#add-btn:hover {
  background-color: #2980b9;
}

/* Task List */
#task-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.task-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #ecf0f1;
  padding: 10px 15px;
  border-radius: 5px;
  margin-bottom: 10px;
  transition: background-color 0.2s;
}

.task-item.completed {
  text-decoration: line-through;
  background-color: #bdc3c7;
  color: #555;
}

.task-item button {
  border: none;
  background: none;
  cursor: pointer;
  font-size: 18px;
  margin-left: 10px;
}

.complete-btn {
  color: green;
}

.delete-btn {
  color: red;
}