JSFiddle - React, Tailwind, and code Playground

HTML

<html xmlns:ng="http://angularjs.org" ng-app lang="en">
    <head>
        <meta charset="utf-8">
        <link href="http://netdna.bootstrapcdn.com/twitter-bootstrap/2.2.2/css/bootstrap.min.css" rel="stylesheet">
         <script src="http://code.angularjs.org/1.0.8/angular.min.js"></script>
    </head>
    <body>
   
          
        <div ng-controller="ctrlRead"> 
                        <div class="pagination no-margin ">
                            <ul>
                                <li ng-class="{disabled: currentPage == 0}">
                                     <a href=""
                                        ng-class="{disabled: currentPage == 0}">
                                           <i class="icon-fast-backward" 
                                           ng-style="{opacity : (currentPage == 0)?'0.4':'1'}">                                               
                                           </i>
                                    </a>
                                </li>                                
                            </ul>
                        </div>          
       
    </body>
</html>

JavaScript

function ctrlRead($scope, $filter) {
    // init
    
    $scope.reverse = false;
    $scope.filteredItems = [];
    $scope.groupedItems = [];
    $scope.itemsPerPage = 5;
    $scope.pagedItems = [];
    $scope.currentPage = 0;
    
};
ctrlRead.$inject = ['$scope', '$filter'];