.todolist {
  width: 350px;
}

.todolist ul {
  margin: 0;
  margin-bottom: 5px;
  padding: 0;  
}

.todolist ul li {
  list-style-type: none;
  padding: 5px;
  margin-top: 5px;
  
  background-color: #fdd;
}

.todolist a {
  text-decoration: none;
  color: #ccc;
}

.todolist .tache_effectuee {
  background-color: #dfd;
  color: #ccc;
}

.todolist .tache_effectuee label {
  text-decoration: line-through;
}

.todolist input[type="text"] {
  width: 275px;
}