JSFiddle - React, Tailwind, and code Playground

HTML

<div id="Parent-box">
    <div id="Child-box"></div>
</div>

CSS

#Parent-box {
    width: 750px;
    height: 400px;
    margin-left: auto;
    margin-right: auto;
    margin-top: 25px;
    border: 1px solid #000;
    position: relative;
}
#Child-box {
    z-index: 1;
    width: 700px;
    height: 350px;
    margin-left: 25px;
    margin-top: 25px;
    position: absolute;
    background: #339;
    border: 1px solid #000;
    transition: all 200ms linear;
}
#Child-box:hover {
    height: 600px;
    transition: all 200ms linear;
}
#Child-box:hover + #Parent-box {
    height: 650px;
    transition: all 100ms linear;
}

JavaScript

$('#Child-box').hover(

function () {
    $('#Parent-box').css({
        'height': '650px'
    });
}, function () {
     $('#Parent-box').css({
        'height': '400px'
    });
     $('#Parent-box').css({
        'Transition': 'all 200ms linear'
    });  
   
});