小编van*_*van的帖子

.flex-container {
  padding: 0;
  margin: 0;
  list-style: none;   
  display: flex; 
  flex-wrap: wrap; 
}

.flex-item {
  background: tomato;
  padding: 5px;     
  height: 150px;
  margin-top: 10px;  
  margin-right: 5px;
  line-height: 150px;
  color: white;
  font-weight: bold;
  font-size: 3em;
  text-align: center;
  flex: 1 0 200px;
}

<ul class="flex-container">
  <li class="flex-item">1</li>
  <li class="flex-item">2</li>
  <li class="flex-item">3</li>
  <li class="flex-item">4</li>
  <li class="flex-item">5</li>
  <li class="flex-item">6</li>
  <li class="flex-item">7</li>
  <li class="flex-item">8</li>
  <li class="flex-item">9</li>
  <li class="flex-item">10</li>
  <li class="flex-item">11</li>
  <li class="flex-item">12</li>
  <li class="flex-item">13</li>
  <li class="flex-item">14</li>
</ul>

angular.module('MyApp', ['ngMaterial'])

.controller('AppCtrl', function($scope, $mdDialog, $rootScope) {
  //$rootScope is used only of this demo
  $rootScope.draft = '  ';

  $scope.showDialog = function(ev) {
    var msgDialog = $mdDialog.show({
      controller: 'DemoDialogCtrl',
      template: "<md-input-container><label>Text</label><input type='text' ng-model='myText' placeholder='Write text here.'></md-input-container><md-button ng-click='close()'>Close</md-button>",
    })

  };


});

(function() {
  angular
    .module('MyApp')
    .controller('DemoDialogCtrl', DemoDialogCtrl);

  DemoDialogCtrl.$inject = ['$scope', '$rootScope', '$mdDialog'];

  function DemoDialogCtrl($scope, $rootScope, $mdDialog) {


    $scope.close = function() {
      //$rootScope is used only of this demo
      // In real code, there are some …