JSFiddle - React, Tailwind, and code Playground

HTML

<table style="width:1149px;" id="tblPrestacao" class="table-striped cell-border table-bordered tblCompleta table-responsive" cellspacing="0" cellpadding="0">
                                <thead>
                                    <tr bgcolor="#F1F1F1">
                                        <th><p align="center">Entidade</p></th>
                                            <th bgcolor="#F0E68C"><p align="center">1</p></th>
                                                                                    <th bgcolor="#F0E68C"><p align="center">2</p></th>
                                                                                    <th bgcolor="#F0E68C"><p align="center">3</p></th>
                                                                                    <th bgcolor="#F0E68C"><p align="center">4</p></th>
                                                                                    <th bgcolor="#F0E68C"><p align="center">5</p></th>
                                                                                    <th bgcolor="#F0E68C"><p align="center">6</p></th>
                                                                                    <th><p align="center">7</p></th>
                                                                                    <th><p align="center">8</p></th>
                                                                                    <th><p align="center">9</p></th>
                                                                                    <th><p align="center">10</p></th>
                                                                                    <th><p align="center">11</p></th>
                                                                                    <th><p align="center">12</p></th>

                                        <th><p align="center">Pendência</p></th>
                                        <th><p align="center">Observação</p></th>
                     ...

CSS

tr, td {
        padding:0;
        
    }