JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#click">One</a>

<div id="click">
<div id="one">Number One</div>  
<div id="two">Number Two</div>  
</div>

CSS

#click {
    transition:all 1s ease;
}

#one {
color:yellow;    

}
#two {
color:yellow;    

}

#click:target #one {
    color:red;
    font-size:90px;
    transition:all 1s ease;
}

#click:target #two {
    color:blue;
    font-size:420px;
   transition:all 1s ease;
}