.rtbp-shell{box-sizing:border-box;width:100%;max-width:1800px;margin:0 auto;background:#fff}.rtbp-shell *,.rtbp-shell *::before,.rtbp-shell *::after{box-sizing:border-box}.rtbp-frame{display:block;width:100%;height:var(--rtbp-frame-height,980px);border:1px solid #a9bdc5;border-radius:10px;background:#fff}.rtbp-footer{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:11px 4px;color:#3a5867;font:14px/1.45 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}.rtbp-footer a{color:#bd0d3e;text-decoration:underline;white-space:nowrap}.rtbp-footer a:focus-visible{outline:2px solid #bd0d3e;outline-offset:3px}.rtbp-fullscreen{border:1px solid #bd0d3e;border-radius:8px;padding:6px 10px;background:#fff;color:#bd0d3e;font:inherit;font-weight:700;cursor:pointer;white-space:nowrap}.rtbp-fullscreen:hover,.rtbp-fullscreen:focus-visible{background:#fff1f5;outline-color:#bd0d3e}.rtbp-frame:fullscreen{width:100vw;height:100vh;border:0;border-radius:0}@media (max-width:780px){.rtbp-frame{height:max(var(--rtbp-frame-height, 980px), 1300px)}.rtbp-footer{flex-direction:column}}