JSFiddle - React, Tailwind, and code Playground

HTML

<div id="leftcolotherdestinations" style="display:none;">
    <div id="pnlOtherDestinations" runat="server" class="destinationpanel">
        saflsajflsajf 
        lajsflsajflsajf
    </div>
    sfasfsafsa
</div>
<div id="leftcolheaderupdates">
     Updates
    </div>

CSS

#leftcoltotherdestinations
{
    margin-top:20px;
    display:block;
    height:20px;  
    background-color:#D8D2CE;
}
#leftcolheaderupdates
{
    display:block;
    height:20px;  
    background-color:#D8D2CE;
}

JavaScript

$("#leftcolotherdestinations").show(1000).delay(2000).hide(1000);