JSFiddle - React, Tailwind, and code Playground

HTML

<div style="width:10%" class="wrapper">
<a href="#">Link 1</a>
<a href="#">Link 2</a><br><br>
<a href="#">Link 3</a><br>
</div>
<div style="width:85%;border:1px solid red;" class="wrapper wrapper-content content-bg content-left-padding">
  <div id="service-content" class="row">
    <h2 style="margin-top: 22px; margin-left: 40px;max-width: 700px;margin-right: 50px;">Summary</h2>
    <p style="margin-left: 40px;max-width: 700px;margin-right: 50px;"></p>
gdfgdfgfdgdgdfgdgdfgdfgdfgdfg
  </div>
  <div id="about-content" class="hideme row">
    <div class="col-lg-12">
      <h2 style="margin-top: 22px; margin-left: 40px;max-width: 700px;margin-right: 50px;">About </h2>
      <p style="margin-top: 41px; margin-left: 40px;max-width: 700px;margin-right: 50px;">
        Gummi bears chocolate caramels biscuit bonbon. Candy donut apple pie. Bear claw apple pie sugar plum tiramisu jelly donut. Liquorice marzipan biscuit gummi bears dragée marshmallow. Jelly-o marshmallow candy pie gummi bears jujubes candy canes pie. Pastry
        gummi bears gummies cheesecake biscuit fruitcake candy canes soufflé soufflé. Chocolate bar apple pie jelly. Jelly croissant chocolate bar icing tart apple pie candy bonbon jelly beans. Chocolate lollipop soufflé tiramisu carrot cake danish sesame
        snaps soufflé.

      </p>
    </div>
  </div>
  <div id="more-content" class="hideme row">
    <div class="col-lg-12">
      <h2 style="margin-top: 22px; margin-left: 40px;max-width: 700px;margin-right: 50px;">More</h2>
      <p style="margin-top: 41px; margin-left: 40px;max-width: 700px;margin-right: 50px;">
        Croissant tart donut bear claw soufflé halvah. Brownie croissant chocolate. Pudding fruitcake gingerbread biscuit chocolate croissant gummi bears. Jujubes powder sugar plum tootsie roll caramels carrot cake tart icing. Cake oat cake chocolate cake gummies
        carrot cake jujubes carrot cake. Sweet cake chocolate cake fruitcake cookie pie gingerbread cupcake cookie. Marshmallow...

CSS

.wrapper{
  float:left;
  display:inline-block;
}
.hideme{
 display:none;
}
.active{
  color:green;
}

JavaScript

$(".wrapper a").on("click",function(){
    		// without using any unique/id. We detect based on their index position. link index = hideme index
        var ind = $(this).index('a'); 
        $(".wrapper a").removeClass("active");
        $(this).addClass("active");

        $(".wrapper-content .hideme").hide();
        $(".wrapper-content .hideme").eq(ind).show();
    });