JSFiddle - React, Tailwind, and code Playground

HTML

<div class="box">
    <div class="box-wrapper">
        <p>Lorem ipsum dolor sit amet, consectetur adipisicing elit. Laboriosam obcaecati debitis deserunt quibusdam, dicta fugiat itaque autem tenetur mollitia quas saepe commodi odio aliquid dolorem atque! Sequi autem laudantium error?</p>
    </div>
</div>

CSS

body {
    background-color: #eee; 
}
.box {
    margin: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0 2px 4px #ccc;
    padding: 25px 30px;
    width: 400px;
}
.box-wrapper {
    line-height: 1.5em;
    max-height: 4.5em;
    overflow: hidden;
    position: relative;
}
.box-wrapper:after {
    content:"";
    display: block;
    position: absolute;
    bottom:0;
    right: 0;
    width: 50px;
    height: 1.5em;
    background: linear-gradient(to right, rgba(0,0,0,0), #fff);
}