JSFiddle - React, Tailwind, and code Playground

HTML

<div class="border">
    <div class="links">
        <a href="#">link</a>
        <a href="#">link</a>
        <a href="#">link</a>
        <a href="#">link</a>
        <a href="#">link</a>
    </div>
</div>

CSS

.border{
    margin:50px;
    padding:3px 3px 3px 10px;
    width:0;
    overflow:visible;
    border:solid 2px black;
    border-right:none;
}
.border  .links{
    width:300px;
    background:silver;
}
a{display:block;}