JSFiddle - React, Tailwind, and code Playground

HTML

<table align="center" class="table_dailyview">
    <tr>
        <td style="display: block;">
             <table class="table-intro">
                    <tr>
                        <td class="inner_table_column_heading" align="left" width="200px">Tech name</td>
                    </tr>
                    <tr> <td id="tech-135" valign="top"><span class="client_name_small">Bob Smith</span>
                            </td></tr>
                    <tr>
                         <td id="tech-88" valign="top"><span class="client_name_small">George GabaPITS</span>
                </td>
                        
                    </tr>
                    <tr>
                        <td id="tech-92" valign="top"><span class="client_name_small">Kris P</span>
                </td>
                        
                    </tr>
                </table>
            
            <div class="horizscroll">
               
                
                    <table width="100%" class="table_dailyview">
                        <tr class="inner_table_head">
                            <td align="center">&nbsp;</td>
                            <td class="inner_table_column_heading" align="center" width="5%">Mon
                                <br />01-Sep</td>
                            <td class="inner_table_column_heading" align="center" width="5%">Tue
                                <br />02-Sep</td>
                            <td class="inner_table_column_heading" align="center" width="5%">Wed
                                <br />03-Sep</td>
                            <td class="inner_table_column_heading" align="center" width="5%">Thu
                                <br />04-Sep</td>
                            <td class="inner_table_column_heading" align="center" width="5%">Fri
                                <br />05-Sep</td>
                            <td class="inner_table_column_heading" align="center" width="5%">Sat
                                <br...

CSS

div.horizscroll {
    overflow-x: scroll;
    width: 600px;
    
}

.table-intro {
 width: 80px;
float: left;
display: block;
    margin-top: 10px;
}

.table-intro tr {
    height: 50px;
}