JSFiddle - React, Tailwind, and code Playground

HTML

<div id="box">
   
    VeryLongTextVeryLongTextVeryLongTextVeryLongText
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    VeryLongTextVeryLongTextVeryLongTextVeryLongText
    
</div>

CSS

#box {
    width: 140px;
    height: 128px;
    border: 1px solid #aaa;
    overflow-y: auto;
    overflow-x: hidden;
    word-wrap: break-word;
}