This template can be called to insert custom CSS into signatures. (Such as :hover)
You can call it with by the following:
Replace "css" with the css you wish to call. 
It will most likely be in the following format:

   .username {
Replace "username" with your username, or a custom title.
Then call <span class="username">Sig</span> where ever you want it on the page. (Replacing username with your title)
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