Add Button

myCalendar.html

 $(document).ready(function() {
              $('#calendar').fullCalendar({
                  header: {
                      left: 'prev,next today',
                      center: 'title',
                      right: 'month,listMonth'
                  },
                  eventAfterAllRender: function (view) {
                      if (view.name == 'month') {
                          $('.fc-day').each(function () {
                              $(this).css('position', 'relative');
                              $(this).append('<a class="add_event_label" `enter code here`style="position:absolute;bottom:0;left:0;right:0;display: block;border-top:1px solid black;font-size:12px;color:#000;text-align:center;cursor:pointer;">(+)Add Event</a>');
                          });
                      }
                  },
                  defaultDate: '2018-03-12',
                  navLinks: true, // can click day/week names to navigate views
                  businessHours: true, // display business hours
                  editable: true,
                  dayNames: ['Sunday', 'Monday', 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday'],
                  events: [
                      {
                          title: 'Business Lunch',
                          start: '2018-03-03T13:00:00',
                          constraint: 'businessHours',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },
                      {
                          title: 'Meeting',
                          start: '2018-03-13',
                          end: '2018-03-13',
                          rendering: 'background',
                          color: '#257e4a'
                          // constraint: 'availableForMeeting', // defined below
                      },
                      {
                          title: 'Conference',
                          start: '2018-03-18',
                          end: '2018-03-18',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },
                      {
                          title: 'Conference 1',
                          start: '2018-03-18',
                          end: '2018-03-18',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },
                      {
                          title: 'Conference 2',
                          start: '2018-03-18',
                          end: '2018-03-18',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },
                      {
                          title: 'Conference 3',
                          start: '2018-03-18',
                          end: '2018-03-18',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },
                      {
                          title: 'Conference 4',
                          start: '2018-03-18',
                          end: '2018-03-18',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },
                      {
                          title: 'Conference 5',
                          start: '2018-03-18',
                          end: '2018-03-18',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },
                      {
                          title: 'Party',
                          start: '2018-03-29T20:00:00',
                          textColor: '#257e4a',
                          backgroundColor: 'transparent',
                          borderColor: 'transparent'
                      },

                      // areas where "Meeting" must be dropped
                      {
                          id: 'availableForMeeting',
                          start: '2018-03-11T10:00:00',
                          end: '2018-03-11T16:00:00',
                          rendering: 'background',
                          color: '#257e4a'
                      },
                      {
                          id: 'availableForMeeting',
                          start: '2018-03-13T10:00:00',
                          end: '2018-03-13T16:00:00',
                          rendering: 'background',
                          color: '#257e4a'
                      }
                  ],

              });
          });