body.shuttr-document-page { min-height: 100vh; }
.shuttr-sticky-sign-tab { position: fixed; top: 50%; right: 0; transform: translateY(-50%); background: #1200B8; color: #fff; padding: 12px 8px; writing-mode: vertical-rl; border-radius: 6px 0 0 6px; text-decoration: none; font-weight: bold; }