Не закругляются углы в таблице с border

.fc-unthemed .fc-content, 
.fc-unthemed .fc-divider, 
.fc-unthemed .fc-popover, 
.fc-unthemed .fc-row, 
.fc-unthemed tbody, 
.fc-unthemed td, 
.fc-unthemed th, 
.fc-unthemed thead { 
  border-color: rgba(0, 0, 0, .0625); 
} 
 
.fc-unthemed th, 
.fc-unthemed td, 
.fc-unthemed thead, 
.fc-unthemed tbody, 
.fc-unthemed .fc-divider, 
.fc-unthemed .fc-row, 
.fc-unthemed .fc-content, 
.fc-unthemed .fc-popover, 
.fc-unthemed .fc-list-view, 
.fc-unthemed .fc-list-heading td { 
  border-color: #ddd; 
} 
 
.fc-unthemed .fc-content, 
.fc-unthemed .fc-divider, 
.fc-unthemed .fc-list-heading td, 
.fc-unthemed .fc-list-view, 
.fc-unthemed .fc-popover, 
.fc-unthemed .fc-row, 
.fc-unthemed tbody, 
.fc-unthemed td, 
.fc-unthemed th, 
.fc-unthemed thead { 
  border-color: #ddd; 
}

<div id="calendar" class="border-r fc fc-ltr fc-unthemed" style=""> 
  <div class="fc-view-container"> 
    <div class="fc-view fc-dayGridMonth-view fc-dayGrid-view" style=""> 
      <table class=""> 
        <thead class="fc-head"> 
          <tr> 
            <td class="fc-head-container fc-widget-header"> 
              <div class="fc-row fc-widget-header"> 
                <table class=""> 
                  <thead> 
                    <tr> 
                      <th class="fc-day-header fc-widget-header fc-mon"><span>пн</span></th> 
                      <th class="fc-day-header fc-widget-header fc-tue"><span>вт</span></th> 
                      <th class="fc-day-header fc-widget-header fc-wed"><span>ср</span></th> 
                      <th class="fc-day-header fc-widget-header fc-thu"><span>чт</span></th> 
                      <th class="fc-day-header fc-widget-header fc-fri"><span>пт</span></th> 
                      <th class="fc-day-header fc-widget-header fc-sat"><span>сб</span></th> 
                      <th class="fc-day-header fc-widget-header fc-sun"><span>вс</span></th> 
                    </tr> 
                  </thead> 
                </table> 
              </div> 
            </td> 
          </tr> 
        </thead> 
        <tbody class="fc-body"> 
          <tr> 
            <td class="fc-widget-content"> 
              <div class="fc-scroller fc-day-grid-container" style="overflow: hidden; height: 632px;"> 
                <div class="fc-day-grid"> 
                  <div class="fc-row fc-week fc-widget-content fc-rigid" style="height: 105px;"> 
                    <div class="fc-bg"> 
                      <table class=""> 
                        <tbody> 
                          <tr> 
                            <td class="fc-day fc-widget-content fc-mon fc-other-month fc-past" data-date="2019-11-25"></td> 
                            <td class="fc-day fc-widget-content fc-tue fc-other-month fc-past" data-date="2019-11-26"></td> 
                            <td class="fc-day fc-widget-content fc-wed fc-other-month fc-past" data-date="2019-11-27"></td> 
                            <td class="fc-day fc-widget-content fc-thu fc-other-month fc-past" data-date="2019-11-28"></td> 
                            <td class="fc-day fc-widget-content fc-fri fc-other-month fc-past" data-date="2019-11-29"></td> 
                            <td class="fc-day fc-widget-content fc-sat fc-other-month fc-past" data-date="2019-11-30"></td> 
                            <td class="fc-day fc-widget-content fc-sun fc-past" data-date="2019-12-01"></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                    <div class="fc-content-skeleton"> 
                      <table> 
                        <thead> 
                          <tr> 
                            <td class="fc-day-top fc-mon fc-other-month fc-past" data-date="2019-11-25"><span class="fc-day-number">25</span></td> 
                            <td class="fc-day-top fc-tue fc-other-month fc-past" data-date="2019-11-26"><span class="fc-day-number">26</span></td> 
                            <td class="fc-day-top fc-wed fc-other-month fc-past" data-date="2019-11-27"><span class="fc-day-number">27</span></td> 
                            <td class="fc-day-top fc-thu fc-other-month fc-past" data-date="2019-11-28"><span class="fc-day-number">28</span></td> 
                            <td class="fc-day-top fc-fri fc-other-month fc-past" data-date="2019-11-29"><span class="fc-day-number">29</span></td> 
                            <td class="fc-day-top fc-sat fc-other-month fc-past" data-date="2019-11-30"><span class="fc-day-number">30</span></td> 
                            <td class="fc-day-top fc-sun fc-past" data-date="2019-12-01"><span class="fc-day-number">1</span></td> 
                          </tr> 
                        </thead> 
                        <tbody> 
                          <tr> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                  </div> 
                  <div class="fc-row fc-week fc-widget-content fc-rigid" style="height: 105px;"> 
                    <div class="fc-bg"> 
                      <table class=""> 
                        <tbody> 
                          <tr> 
                            <td class="fc-day fc-widget-content fc-mon fc-past" data-date="2019-12-02"></td> 
                            <td class="fc-day fc-widget-content fc-tue fc-past" data-date="2019-12-03"></td> 
                            <td class="fc-day fc-widget-content fc-wed fc-past" data-date="2019-12-04"></td> 
                            <td class="fc-day fc-widget-content fc-thu fc-past" data-date="2019-12-05"></td> 
                            <td class="fc-day fc-widget-content fc-fri fc-past" data-date="2019-12-06"></td> 
                            <td class="fc-day fc-widget-content fc-sat fc-past" data-date="2019-12-07"></td> 
                            <td class="fc-day fc-widget-content fc-sun fc-past" data-date="2019-12-08"></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                    <div class="fc-content-skeleton"> 
                      <table> 
                        <thead> 
                          <tr> 
                            <td class="fc-day-top fc-mon fc-past" data-date="2019-12-02"><span class="fc-day-number">2</span></td> 
                            <td class="fc-day-top fc-tue fc-past" data-date="2019-12-03"><span class="fc-day-number">3</span></td> 
                            <td class="fc-day-top fc-wed fc-past" data-date="2019-12-04"><span class="fc-day-number">4</span></td> 
                            <td class="fc-day-top fc-thu fc-past" data-date="2019-12-05"><span class="fc-day-number">5</span></td> 
                            <td class="fc-day-top fc-fri fc-past" data-date="2019-12-06"><span class="fc-day-number">6</span></td> 
                            <td class="fc-day-top fc-sat fc-past" data-date="2019-12-07"><span class="fc-day-number">7</span></td> 
                            <td class="fc-day-top fc-sun fc-past" data-date="2019-12-08"><span class="fc-day-number">8</span></td> 
                          </tr> 
                        </thead> 
                        <tbody> 
                          <tr> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                  </div> 
                  <div class="fc-row fc-week fc-widget-content fc-rigid" style="height: 105px;"> 
                    <div class="fc-bg"> 
                      <table class=""> 
                        <tbody> 
                          <tr> 
                            <td class="fc-day fc-widget-content fc-mon fc-past" data-date="2019-12-09"></td> 
                            <td class="fc-day fc-widget-content fc-tue fc-past" data-date="2019-12-10"></td> 
                            <td class="fc-day fc-widget-content fc-wed fc-today " data-date="2019-12-11"></td> 
                            <td class="fc-day fc-widget-content fc-thu fc-future" data-date="2019-12-12"></td> 
                            <td class="fc-day fc-widget-content fc-fri fc-future" data-date="2019-12-13"></td> 
                            <td class="fc-day fc-widget-content fc-sat fc-future" data-date="2019-12-14"></td> 
                            <td class="fc-day fc-widget-content fc-sun fc-future" data-date="2019-12-15"></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                    <div class="fc-content-skeleton"> 
                      <table> 
                        <thead> 
                          <tr> 
                            <td class="fc-day-top fc-mon fc-past" data-date="2019-12-09"><span class="fc-day-number">9</span></td> 
                            <td class="fc-day-top fc-tue fc-past" data-date="2019-12-10"><span class="fc-day-number">10</span></td> 
                            <td class="fc-day-top fc-wed fc-today " data-date="2019-12-11"><span class="fc-day-number">11</span></td> 
                            <td class="fc-day-top fc-thu fc-future" data-date="2019-12-12"><span class="fc-day-number">12</span></td> 
                            <td class="fc-day-top fc-fri fc-future" data-date="2019-12-13"><span class="fc-day-number">13</span></td> 
                            <td class="fc-day-top fc-sat fc-future" data-date="2019-12-14"><span class="fc-day-number">14</span></td> 
                            <td class="fc-day-top fc-sun fc-future" data-date="2019-12-15"><span class="fc-day-number">15</span></td> 
                          </tr> 
                        </thead> 
                        <tbody> 
                          <tr> 
                            <td></td> 
                            <td></td> 
                            <td class="fc-event-container"> 
                              <a class="fc-day-grid-event fc-h-event fc-event fc-start fc-end fc-draggable fc-resizable"> 
                                <div class="fc-content"> <span class="fc-title">Кардио</span></div> 
                                <div class="fc-resizer fc-end-resizer"></div> 
                              </a> 
                            </td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                  </div> 
                  <div class="fc-row fc-week fc-widget-content fc-rigid" style="height: 105px;"> 
                    <div class="fc-bg"> 
                      <table class=""> 
                        <tbody> 
                          <tr> 
                            <td class="fc-day fc-widget-content fc-mon fc-future" data-date="2019-12-16"></td> 
                            <td class="fc-day fc-widget-content fc-tue fc-future" data-date="2019-12-17"></td> 
                            <td class="fc-day fc-widget-content fc-wed fc-future" data-date="2019-12-18"></td> 
                            <td class="fc-day fc-widget-content fc-thu fc-future" data-date="2019-12-19"></td> 
                            <td class="fc-day fc-widget-content fc-fri fc-future" data-date="2019-12-20"></td> 
                            <td class="fc-day fc-widget-content fc-sat fc-future" data-date="2019-12-21"></td> 
                            <td class="fc-day fc-widget-content fc-sun fc-future" data-date="2019-12-22"></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                    <div class="fc-content-skeleton"> 
                      <table> 
                        <thead> 
                          <tr> 
                            <td class="fc-day-top fc-mon fc-future" data-date="2019-12-16"><span class="fc-day-number">16</span></td> 
                            <td class="fc-day-top fc-tue fc-future" data-date="2019-12-17"><span class="fc-day-number">17</span></td> 
                            <td class="fc-day-top fc-wed fc-future" data-date="2019-12-18"><span class="fc-day-number">18</span></td> 
                            <td class="fc-day-top fc-thu fc-future" data-date="2019-12-19"><span class="fc-day-number">19</span></td> 
                            <td class="fc-day-top fc-fri fc-future" data-date="2019-12-20"><span class="fc-day-number">20</span></td> 
                            <td class="fc-day-top fc-sat fc-future" data-date="2019-12-21"><span class="fc-day-number">21</span></td> 
                            <td class="fc-day-top fc-sun fc-future" data-date="2019-12-22"><span class="fc-day-number">22</span></td> 
                          </tr> 
                        </thead> 
                        <tbody> 
                          <tr> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                  </div> 
                  <div class="fc-row fc-week fc-widget-content fc-rigid" style="height: 105px;"> 
                    <div class="fc-bg"> 
                      <table class=""> 
                        <tbody> 
                          <tr> 
                            <td class="fc-day fc-widget-content fc-mon fc-future" data-date="2019-12-23"></td> 
                            <td class="fc-day fc-widget-content fc-tue fc-future" data-date="2019-12-24"></td> 
                            <td class="fc-day fc-widget-content fc-wed fc-future" data-date="2019-12-25"></td> 
                            <td class="fc-day fc-widget-content fc-thu fc-future" data-date="2019-12-26"></td> 
                            <td class="fc-day fc-widget-content fc-fri fc-future" data-date="2019-12-27"></td> 
                            <td class="fc-day fc-widget-content fc-sat fc-future" data-date="2019-12-28"></td> 
                            <td class="fc-day fc-widget-content fc-sun fc-future" data-date="2019-12-29"></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                    <div class="fc-content-skeleton"> 
                      <table> 
                        <thead> 
                          <tr> 
                            <td class="fc-day-top fc-mon fc-future" data-date="2019-12-23"><span class="fc-day-number">23</span></td> 
                            <td class="fc-day-top fc-tue fc-future" data-date="2019-12-24"><span class="fc-day-number">24</span></td> 
                            <td class="fc-day-top fc-wed fc-future" data-date="2019-12-25"><span class="fc-day-number">25</span></td> 
                            <td class="fc-day-top fc-thu fc-future" data-date="2019-12-26"><span class="fc-day-number">26</span></td> 
                            <td class="fc-day-top fc-fri fc-future" data-date="2019-12-27"><span class="fc-day-number">27</span></td> 
                            <td class="fc-day-top fc-sat fc-future" data-date="2019-12-28"><span class="fc-day-number">28</span></td> 
                            <td class="fc-day-top fc-sun fc-future" data-date="2019-12-29"><span class="fc-day-number">29</span></td> 
                          </tr> 
                        </thead> 
                        <tbody> 
                          <tr> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                  </div> 
                  <div class="fc-row fc-week fc-widget-content fc-rigid" style="height: 107px;"> 
                    <div class="fc-bg"> 
                      <table class=""> 
                        <tbody> 
                          <tr> 
                            <td class="fc-day fc-widget-content fc-mon fc-future" data-date="2019-12-30"></td> 
                            <td class="fc-day fc-widget-content fc-tue fc-future" data-date="2019-12-31"></td> 
                            <td class="fc-day fc-widget-content fc-wed fc-other-month fc-future" data-date="2020-01-01"></td> 
                            <td class="fc-day fc-widget-content fc-thu fc-other-month fc-future" data-date="2020-01-02"></td> 
                            <td class="fc-day fc-widget-content fc-fri fc-other-month fc-future" data-date="2020-01-03"></td> 
                            <td class="fc-day fc-widget-content fc-sat fc-other-month fc-future" data-date="2020-01-04"></td> 
                            <td class="fc-day fc-widget-content fc-sun fc-other-month fc-future" data-date="2020-01-05"></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                    <div class="fc-content-skeleton"> 
                      <table> 
                        <thead> 
                          <tr> 
                            <td class="fc-day-top fc-mon fc-future" data-date="2019-12-30"><span class="fc-day-number">30</span></td> 
                            <td class="fc-day-top fc-tue fc-future" data-date="2019-12-31"><span class="fc-day-number">31</span></td> 
                            <td class="fc-day-top fc-wed fc-other-month fc-future" data-date="2020-01-01"><span class="fc-day-number">1</span></td> 
                            <td class="fc-day-top fc-thu fc-other-month fc-future" data-date="2020-01-02"><span class="fc-day-number">2</span></td> 
                            <td class="fc-day-top fc-fri fc-other-month fc-future" data-date="2020-01-03"><span class="fc-day-number">3</span></td> 
                            <td class="fc-day-top fc-sat fc-other-month fc-future" data-date="2020-01-04"><span class="fc-day-number">4</span></td> 
                            <td class="fc-day-top fc-sun fc-other-month fc-future" data-date="2020-01-05"><span class="fc-day-number">5</span></td> 
                          </tr> 
                        </thead> 
                        <tbody> 
                          <tr> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                            <td></td> 
                          </tr> 
                        </tbody> 
                      </table> 
                    </div> 
                  </div> 
                </div> 
              </div> 
            </td> 
          </tr> 
        </tbody> 
      </table> 
    </div> 
  </div> 
</div>