<style style="text/css">
div.slide-slow {
width:100%;
overflow:hidden;
}
div.slide-slow div.inner {
animation: slide-slow 30s;
margin-top:0%;
}
@keyframes slide-slow {
from {
margin-left: 100%;
}
to {
margin-left: 0%;
}
}
</style>
<div class="slide-slow">
<div class="inner">
<img src="//www.html.am/images/html-codes/marquees/fish-swimming.gif" alt="Swimming fish">
</div>
</div>
