JSFiddle - React, Tailwind, and code Playground

by Stefan Sturm

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;
    -moz-transition: all 200ms linear;
    -o-transition: all 200ms linear;
    -webkit-transition: all 200ms linear;
    transition: all 200ms linear;
}

    #Parent-box:hover #Child-box {
        height: 600px;
        -moz-transition: all 200ms linear;
        -o-transition: all 200ms linear;
        -webkit-transition: all 200ms linear;
        transition: all 200ms linear;
    }

        #Parent-box:hover  {
            height: 650px;
            -moz-transition: all 100ms linear;
            -o-transition: all 100ms linear;
            -webkit-transition: all 100ms linear;
            transition: all 100ms linear;
        }