JSFiddle - React, Tailwind, and code Playground

HTML

<div class="imgblock">
<img src="http://www.para-la-oro.com/images/marks/a167eaaec4ef6b7da1136ff5847e31f60.jpg" alt="" />
    <a href="#"><img src="http://i4.fastpic.ru/big/2010/1119/2b/2b2182f11f6814ec46c5ef4e902a7c2b.png" alt="" /></a></div>


<div class="imgblock2">
<img src="http://www.para-la-oro.com/images/marks/a167eaaec4ef6b7da1136ff5847e31f60.jpg" alt="" />
    <a href="#"><img src="http://i4.fastpic.ru/big/2010/1119/2b/2b2182f11f6814ec46c5ef4e902a7c2b.png" alt="" /></a></div>

<div class="imgblock3">
<img src="http://www.para-la-oro.com/images/marks/a167eaaec4ef6b7da1136ff5847e31f60.jpg" alt="" />
    <a href="#"><img src="http://i4.fastpic.ru/big/2010/1119/2b/2b2182f11f6814ec46c5ef4e902a7c2b.png" alt="" /></a></div>

CSS

.imgblock {
    position:absolute;
    height:50px;
    margin-left: -81px;
    left: 50%;
    bottom:10%;
    border:1px solid #000;
}
.imgblock img {
    display:inline-block;
    vertical-align:middle;
}    
a:hover {
    opacity: 0.5;
}        

.imgblock2 {
    position:absolute;
    height:50px;
    left: 50%;
    border:1px solid #000;
    bottom: 30%;
}
 

.imgblock3 {
    position:absolute;
    height:50px;
    margin-left: 50%;
    border:1px solid #000;
    bottom: 50%;
}