JSFiddle - React, Tailwind, and code Playground

HTML

<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/3.7.1/jquery.min.js"></script>
<script src="https://cdnjs.cloudflare.com/ajax/libs/jquery-datetimepicker/2.5.9/jquery.datetimepicker.full.min.js"></script>
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/jquery-datetimepicker/2.5.9/jquery.datetimepicker.css">
<label for="">入住時間:</label><input id="check-in" type="text"><br>
<label for="">退房時間:</label><input id="check-out" type="text">

CSS

input{
  margin: 10px;
}

JavaScript

$('#check-in').datetimepicker({
  format:'d.m.Y',
  timepicker:false
});
$('#check-out').datetimepicker({
  format:'d.m.Y',
  timepicker:false
});