site not opening not opening

[relicbeesal36]

I have a site in joomla and i can open my joomla administrator with the domain name included but when i open my site it doesn't open.It says server error. All my file in cpanel are there only the site is not opening.Can you please help me..
ssdrc.org.np

[calistoy]

Please clear your browser's cache and flush your computer's dns. I can see your site just fine when I visit that url.