Tim Rivera wrote:
>> Am I correct in thinking it has something to
>> do with the server's mime type settings for .css files?
> What is your server's mime type for .css files? It should be "text/css", and
> not "text/plain" or anything else.
There turned out to be two entries for .css in the server admin file:
one said text/css, the other said text/x-pointplus! The server was
delivering .css as the latter type.
The info on this list enabled the server admin to fix it. Thanks to all.