| This can be complicated if you want it to, but it can also be as simple as a crayon on a sheet of plain white paper. This is a good place to start.
Draw a sun and a couple of stick figures. Then scrawl "I Love You" in child like letters and sign it. Do the envelope in crayon, too.
Send it to her at work. This is better than sending it home, because you get the benefit of her gloating about your Romance-Guru-ness to her colleagues.
From this you can move up to construction paper and fancy scissors and paint-by-numbers.
Drop whatever you're doing and do the card. You're internet connection will still be live when you come back. | 
