thirdparty/google_appengine/google/appengine/ext/admin/templates/css/inboundmail.css
Update Google App Engine from 1.2.3 to 1.2.5 in thirdparty folder.
#inboundmail label {
display: block;
font-weight: bold;
}
#inboundmail legend {
font-weight: bold;
}
#inboundmail .radio label {
display: inline;
font-weight: normal;
}
#inboundmail fieldset,
#inboundmail .fieldset {
margin-bottom: 8px;
}
#inboundmail-submit {
margin-top: 2em;
}