JSFiddle - React, Tailwind, and code Playground

HTML

<a href="" title="Это ссылка">Основной блок</a>

CSS

a{
float:right;
position:relative;
color:#222;
text-decoration:none;
border:1px solid #ccc    
}

a:before{
content:attr(title);
position:absolute;
left:-200px;
top:0px;
border:1px solid red;    
}