Copy and Paste ContentEditable

HTML

<script type="text/javascript" src="https://code.jquery.com/jquery-3.5.1.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/angular.js/1.8.0/angular.min.js">
</script>
<script type="text/javascript" src="https://s3-us-west-2.amazonaws.com/s.cdpn.io/131045/ngLocalStorage.js">
</script>
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css"></link>
<div ng-app="TodoApp" ng-controller="TodoController" class="task-list _wrap centered max-width text-center-h ng-scope"style="font-family: Arial, sans-serif;">
	<h1 style="font-family: Arial, sans-serif;">Notes:</h1>
	<div class="block-justify" style="position: relative; left: -153px; top: -14px;">
		<div class="totals _wrap text-left">
			<div class="totals _detail">


			</div>
		</div>
		<div class="search _wrap text-right">
			<input class="input -text -search" type="text" placeholder="Search tasks" ng-model="taskSearch.name" />
			<i class="fa fa-search"></i>
		</div>
	</div>

	<form class="add-form _wrap block text-left">
		<input class="input -text -add-task" type="text" placeholder="Add a new task" ng-model="taskInput.name" ng-model-instant />
		<div class="add-form _buttons text-right">
			<p>Priority</p>
			<div class="add-form _checkbox-wrap">
				<label class="add-form _checkbox"><input class="input -checkbox" type="checkbox" name="priority"
                                ng-model="taskInput.priority" ng-init="checked=false" parse-int ng-true-value="1"
                                ng-false-value="0"></i></label>
			</div>
<button class="add-form _submit-button btn -add" ng-click="todoAdd()" style="position: relative; left: 18px; top: -3px; height: 47px; transform-origin: 50% 78%;">Add</button>
		</div>
	</form>

	<ul class="list-no-style text-left">
		<li ng-repeat="task in tasksActive | filter:taskSearch.name | orderBy:'-priority'"
			class="task _item -done-{{ task.complete }} -task-priority-{{...

CSS

*,
*:before,
*:after {
  box-sizing: border-box;
}

.max-width {
  max-width: 600px;
}

.centered {
  margin: auto;
}

.text-center-h {
  text-align: center;
}

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.list-no-style {
  list-style: none outside none;
  padding-left: 0;
}

html,
body {
  width: 100%;
  min-height: 100%;
  color: #333;
  padding: 20px 20px 20px 10px;
}

html {
  font-size: 10px;
}

body {
  font-size: 1.6rem;
  background: linear-gradient(45deg, #bbdefb 0%, #311b92 100%);
}

p {
  white-space: pre-wrap;
  margin: 1em;
  color: #777;
}

.block {
  font-size: 0;
  margin-bottom: 24px;
}

.block>* {
  font-size: medium;
  display: inline-block;
  vertical-align: top;
}

.block-justify {
  text-align: justify;
}

.block-justify:after {
  content: '';
  display: inline-block;
  width: 100%;
}

.block-justify>* {
  display: inline-block;
  vertical-align: top;
}

.block-table {
  display: table;
  table-layout: fixed;
  width: 100%;
}

.block-table>* {
  display: table-cell;
}

.fa {
  font-size: 2rem;
  color: #bbb;
  padding: 0 6px;
  transition: color 0.2s ease;
}

.fa.-clickable {
  cursor: pointer;
}

button.-add,
.btn.-add {
  border: none;
  padding: 5px 0 0;
  border-bottom: 3px solid #0eb2f0;
  background: #56c9f5;
  transition: all 0.1s ease;
}

button.-add:hover,
.btn.-add:hover {
  background: #6ed1f6;
}

button.-add:active,
.btn.-add:active {
  border-bottom-width: 1px;
}

button.-clear,
.btn.-clear {
  border: none;
  padding: 0;
  background: none;
  color: #bbb;
}

button.-clear:hover,
.btn.-clear:hover {
  color: tomato;
}

.task-list._wrap {
  background: #fff;
  padding: 20px;
  margin-top: 50px;
  margin-bottom: 50px;
  box-shadow: 18px 18px 0 0 #56c9f5;
}

.task-list._wrap h1 {
  font-size: 5rem;
}

.totals._wrap,
.search {
  vertical-align: bottom;
}

.totals._wrap {
  font-size: 0;
}

.totals._grand-total,
.totals._detail {
  display: inline-block;
  vertical-align: top;
  font-size:...

JavaScript

var app = angular.module("TodoApp", ["LocalStorageModule", 'ngSanitize']);
app.controller("TodoController", function ($scope, localStorageService) {
	if (!localStorageService.get("taskListActive")) {
		$scope.tasksActive = [{
			text: "Do me next",
			priority: 1,
			complete: false
		},
		{
			text: "I'm not important",
			priority: 0,
			complete: false
		}
		];
	} else {
		$scope.tasksActive = localStorageService.get("taskListActive");
	}

	if (!localStorageService.get("taskListComplete")) {
		$scope.tasksComplete = [{
			text: "I'm already done",
			priority: 0,
			complete: true
		}];
	} else {
		$scope.tasksComplete = localStorageService.get("taskListComplete");
	}

	$scope.totalTasks = function () {
		console.log($scope.tasksComplete.length);
		return $scope.tasksActive.length + $scope.tasksComplete.length;
	};

	$scope.totalRemaining = function () {
		return $scope.tasksActive.length;
	};

	$scope.totalComplete = function () {
		return $scope.tasksActive.length;
	};

	$scope.todoAdd = function () {
		if ($scope.taskInput.name) {
    console.log($scope.taskInput.name, 'veamos')
			$scope.tasksActive.unshift({
				text: $scope.taskInput.name,
				priority: $scope.taskInput.priority || 0,
				complete: false
			});
			$scope.taskInput.name = "";
			$scope.taskInput.priority = 0;
		}
	};

	$scope.togglePriority = function (task) {
		if (task.priority === 0) {
			task.priority = 1;
			console.log("a");
		} else {
			task.priority = 0;
		}
	};

	$scope.completeTask = function (task) {
		//var task = $scope.tasksActive[index];
		task.complete = true;
		task.priority = 0;
		$scope.tasksActive.splice($scope.tasksActive.indexOf(task), 1);
		$scope.tasksComplete.unshift(task);
	};

	$scope.uncompleteTask = function (task) {
		task.complete = false;
		$scope.tasksComplete.splice($scope.tasksComplete.indexOf(task), 1);
		$scope.tasksActive.unshift(task);
	};

	$scope.deleteTask = function (task, list) {
		if (list == "active")...