RewriteBase /
RewriteRule ^index.html$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteRule . /index.html [L]
#You can change your .htaccess file and insert this:
#apacheaccess web server
<IfModule mod_rewrite.c>
RewriteEngine On
RewriteBase /
RewriteRule ^index.html$ - [L]
RewriteCond %{REQUEST_FILENAME} !-f
RewriteCond %{REQUEST_FILENAME} !-d
RewriteCond %{REQUEST_FILENAME} !-l
RewriteRule . /index.html [L]
</IfModule>