Email-safe fonts

 font-family: Arial, Helvetica, sans-serif;
 font-family: Georgia, serif;
 font-family: 'Palatino Linotype', 'Book Antiqua', Palatino, serif;
 font-family: 'Times New Roman', Times, serif;
 font-family: 'Arial Black', Gadget, sans-serif;
 font-family: 'Comic Sans MS', cursive, sans-serif;.t.c.
 font-family: Impact, Charcoal, sans-serif;
 font-family: 'Lucida Sans Unicode', 'Lucida Grande', sans-serif;
 font-family: Tahoma, Geneva, sans-serif;
 font-family: 'Trebuchet MS', Helvetica, sans-serif;
 font-family: Verdana, Geneva, sans-serif;
 font-family: 'Courier New', Courier, monospace;
 font-family: 'Lucida Console', Monaco, monospace;
 font-family: 'Brush Script MT', cursive;
 font-family: Monaco, Consolas,'Lucida Console', monospace;