Many email clients insert a default blue link around the email address and web link.
In Outlook, you will only see the blue link after you sent the email.
If the blue links do not meet your corporate style, you can either fix it using the built-in designer or in your HTML source.
HTML Pro: How to style email links in the HTML source:
<a href="mailto:((Email))">
<font face="Arial, Helvetica, Sans-Serif" color="#000000" style="FONT-SIZE: 10pt">
((Email))
</font>
</a>
Here is the same link style without the underline:
<a href="mailto:((Email))" style="text-decoration: none;">
<font face="Arial, Helvetica, Sans-Serif" color="#000000" style="FONT-SIZE: 10pt">
((Email))
</font>
</a>
HTML Pro: How to style web links in the HTML source:
<a href="http://www.xink.io">
<font face="Arial, Helvetica, Sans-Serif" color="#000000" style="FONT-SIZE: 10pt">
www.xink.io
</font>
</a>
Here is the same link style without the underline:
<a href="http://www.xink.io" style="text-decoration: none;">
<font face="Arial, Helvetica, Sans-Serif" color="#000000" style="FONT-SIZE: 10pt">
www.xink.io
</font>
</a>