<style type="text/css">
.plugin_download{
position:absolute;
right:5px;
bottom:5px;
}
.plugin_download a{
color:white !important;
background-color:transparent !important;
display:block;
}
</style>
<div class="header">
<img src="$title_logo.png" style="width:420px;height:50px;margin:10px"/>
<div class="plugin_download">
<a href="XXX">XXX</a>
</div>
</div>