<ul id = "Software">
<li id = "pdf1"> <img src="/Content/img/pdf.png">Catalogue</li>
<li id = "pdf2"> <img src="/Content/img/pdf.png">Manual Data</li>
<li id = "pdf3"> <img src="/Content/img/pdf.png">Technical Data</li>
<li id = "software1">Software</li>
</ul>
The text in the list elements is appearing at the bottom. How to center it alongside the image?