hey jason,
you can put the following code to your template's css file:
body div#fd.es .es-login-box .modal-es-register {
padding-top: 0;
}
by doing so you can line both sides up (as you can see in my pic where I added a red line to show you):
http://screencast.com/t/fWTjNEOS9
hope that helps and have a nice day