CDN of popular Bengali fonts serving via RawGit.
<link rel="stylesheet" href="https://cdn.jsdelivr.net/gh/mirazmac/bengali-webfont-cdn@master/solaimanlipi/style.css">
@import url('https://cdn.rawgit.com/mirazmac/bengali-webfont-cdn/master/solaimanlipi/style.css');
font-family: 'SolaimanLipi', serif;
More coming soon..