JSFiddle - React, Tailwind, and code Playground

HTML

<div class="wrapper">
<table class="report" id="league_chat" align="center" cellspacing="1"><caption><span>Draft Chat</span></caption><tbody><tr><th>By</th><th>Message</th></tr><tr class="oddtablerow" classname="oddtablerow" title="Posted: Fri Jul 10 12:13:22 p.m. ET 2015" id="1436544802fft052"><td>Commissioner</td><td>asdasdf asd asdf asd fas d asd fas dfa sd asd fasd fa sdf asdf as d</td></tr><tr class="eventablerow" classname="eventablerow" title="Posted: Fri Jul 10 12:13:20 p.m. ET 2015" id="1436544800ode820"><td>Commissioner</td><td>asdasdf asd asdf asd fas d asd fas dfa sd asd fasd fa sdf asdf as d</td></tr><tr class="oddtablerow" classname="oddtablerow" title="Posted: Fri Jul 10 12:13:19 p.m. ET 2015" id="1436544799rvt515"><td>Commissioner</td><td>asdasdf asd asdf asd fas d asd fas dfa sd asd fasd fa sdf asdf as d</td></tr><tr class="eventablerow" classname="eventablerow" title="Posted: Fri Jul 10 12:13:18 p.m. ET 2015" id="1436544798kej429"><td>Commissioner</td><td>asdasdf asd asdf asd fas d asd fas dfa sd asd fasd fa sdf asdf as d</td></tr><tr class="oddtablerow" classname="oddtablerow" title="Posted: Fri Jul 10 12:13:12 p.m. ET 2015" id="1436544792ccy876"><td>Commissioner</td><td> as d asdf asd fas df as df as df as dfas da sd f asd fasdf asdf </td></tr><tr class="eventablerow" classname="eventablerow" title="Posted: Fri Jul 10 12:13:03 p.m. ET 2015" id="1436544783jsn883"><td>Commissioner</td><td>asdasdf asd  asdf asd fas d asd fas dfa sd asd fasd fa sdf asdf as df</td></tr><tr class="oddtablerow" classname="oddtablerow" title="Posted: Fri Jul 10 12:12:53 p.m. ET 2015" id="1436544773kbw754"><td>Commissioner</td><td>asdfasf</td></tr><tr class="eventablerow" classname="eventablerow" title="Posted: Fri Jul 10 12:12:52 p.m. ET 2015" id="1436544772wed557"><td>Commissioner</td><td>asdasdf</td></tr><tr class="oddtablerow" classname="oddtablerow" title="Posted: Fri Jul 10 12:12:50 p.m. ET 2015" id="1436544770zrb133"><td>Commissioner</td><td>asdasdf</td></tr><tr...

CSS

.wrapper{
    position:relative;
    width:305px;
    height:365px;
    border:1px solid red;
    overflow:auto;
    overflow-x:hidden;
}
#league_chat {
    position:absolute;   
    left:5px;
    top:20px;   
    background:#f9f9f9;   
}