>>>I would like to add an image of key for a password input or some other glyphicons to my pages but something does not work.
>>>
>>>The page:
>>>
>>>http://marcoceppi.github.io/bootstrap-glyphicons/
>>>
>>>shows that the example of use is:
>>>
>>>

>>><i class="icon-large icon-search"></i>
>>>

>>>or
>>>

>>><i class="icon-key"></i>
>>>

>>>
>>>but the above does not produce the desired result. My understanding is that all that I have to reference is Bootstrap.min.css which I do.
>>>
>>>What am I missing?
>>
>>Maybe the font files ? (glyphicons-halflings-regular.* ) - normally in the site /fonts folder.....
>
>It looks like all "icon-???" were taken out of Bootstrap.css. I looked inside the bootstrap.css and none found there.

Which version of bootstrap ?
Look for .glyphicon class . The 'content' is the more specic classes simply specifies the relevant glyph character code, 'font-family' points to @font-face which is what loads the relevant font. Make sure the url matches the path to your fonts folder.....