.container{
float:right;
border: 1px solid blue;
height: 100px;
}
.container img{
width:80px;
height:20px;
vertical-align:middle;
border: 1px solid red;
}
<div class="container">
<img src="https://static.scientificamerican.com/sciam/cache/file/7A715AD8-449D-4B5A-ABA2C5D92D9B5A21_source.png?w=590&h=800&756A88D1-C0EA-4C21-92BE0BB43C14B265" />
</div>
My question, is how can you centred the image vertically inside a floating div?