body {
  background: #f8f9fa;
  font-family: 'Poppins', sans-serif;
  color: #2c3e50;
}

h1 {
  font-weight: 600;
}

.input-group input {
  border-radius: 10px 0 0 10px;
}

.input-group button {
  border-radius: 0 10px 10px 0;
}

.list-group-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

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

.filter-btns button.active {
  background: #0d6efd;
  color: white;
}

#quickStats .col div {
  background: #e9f2ff;
  border: 1px solid #cfe2ff;
  border-radius: 10px;
}