JSFiddle - React, Tailwind, and code Playground

HTML

<a href="#" class="tooltiplink"><img src="http://t1.gstatic.com/images?q=tbn:ANd9GcQVMfXSaaq-8S9DKBIl3tkYSRaLqABvuFxd0j4UEBswGaG4XmorCA"/>
    <span>blabla</span>
</a>
<a href="#" class="tooltiplink"><img src="http://t1.gstatic.com/images?q=tbn:ANd9GcQVMfXSaaq-8S9DKBIl3tkYSRaLqABvuFxd0j4UEBswGaG4XmorCA" width="50"/>
    <span>blabla</span>
</a>
<a href="#" class="tooltiplink"><img src="http://t1.gstatic.com/images?q=tbn:ANd9GcQVMfXSaaq-8S9DKBIl3tkYSRaLqABvuFxd0j4UEBswGaG4XmorCA" width="100"/>
    <span>blabla</span>
</a>

CSS

.tooltiplink {
    position:relative;
   display:inline-block; 
}
.tooltiplink span {
    visibility:hidden;
    position:absolute;
    bottom:5px;
    right:5px;
    background:#fff;
    border:1px solid #000;
    padding:3;
}
.tooltiplink:hover span {
    visibility:visible;
}