#page { width: auto; padding: 0 350px; }

.nav-line { margin: 0 auto; width: 600px; padding: 20px 0; }

.img-line { text-align: center; margin: 0 -350px; }
.img-line img { vertical-align: middle; }

body.message #page { padding: 1em 0.75em 0.5em; text-align: center; background-image: none; }
body.message .nav-line { padding: 1em 0; width: auto; }