<td class="nopadding">
								
								    Before I am use this checkbox and work fine.
									
                              <!--   <apex:inputCheckbox id="client1-q13-ans1" value="{!test.Answer_13__c}" />-->
									
									Now i am use this Switchery but this not work please any help .
									.Js-switch{
										height: 0;
										width: 0;
										visibility: hidden;
										}

										.LabelClass {
										cursor: pointer;
										text-indent: -9999px;
										width: 45px;
										height: 25px;
										background: grey;
										display: block;
										border-radius: 120px;
										position: relative;
										}

										.LabelClass:after {
										content: '';
										position: absolute;
										top: 2px;
										left: 2px;
										width: 21px;
										height: 21px;
										background: #fff;
										border-radius: 100px;
										transition: 0.2s;
										}

										.Js-switch:checked + .LabelClass {
										background: #008000;
										}

										.Js-switch:checked + .LabelClass:after {
										left: calc(100% - 2px);
										transform: translateX(-100%);
										}

										.LabelClass:active:after {
										width: 20px;
										}

										.nopadding {
											padding : 0 !important;
											}

									
                                      <input type="checkbox"   class="Js-switch" id="client1-q13-ans1" value="{!test.Answer_13__c}" /><label class="LabelClass" for="client1-q13-ans1"></label>

                                </td>

 

1. All users should be able to create and update internal contacts that do not have an association with a user record.
2. Internal contacts associated to a user record can only be updated by themselves
3. Internal contacts associated to a user record can only be created by an Admin.

I have done the challenge on page https://trailhead.salesforce.com/modules/admin_intro_accounts_contacts/units/admin_intro_accounts_contacts_relationships but it is still showing message "