.help-viewer { margin: 20px 0; padding: 12px; background: #1b2f5b; border-radius: 4px; color: #fff; }
.help-viewer[hidden] { display: none; }
.help-viewer-bar { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px; margin-bottom: 10px; }
.help-viewer-bar .btn { margin: 0; }
.help-viewer-count { display: inline-flex; align-items: center; gap: 6px; font-size: 14px; }
.help-viewer-count input { width: 64px; text-align: center; color: #1b2f5b; border: 0; border-radius: 3px; padding: 5px 4px; }
.help-viewer-stage { position: relative; display: flex; align-items: center; justify-content: center; min-height: 240px; cursor: pointer; }
.help-viewer-stage canvas { max-width: 100%; background: #fff; box-shadow: 0 2px 12px rgba(0, 0, 0, .35); }
.help-viewer-status { position: absolute; left: 0; right: 0; text-align: center; font-size: 15px; padding: 0 16px; }
.help-viewer-status[hidden] { display: none; }
.help-viewer:fullscreen { display: flex; flex-direction: column; border-radius: 0; margin: 0; background: #111; }
.help-viewer:fullscreen .help-viewer-stage { flex: 1; }
.help-viewer:-webkit-full-screen { display: flex; flex-direction: column; border-radius: 0; margin: 0; background: #111; }
.help-viewer:-webkit-full-screen .help-viewer-stage { flex: 1; }
@media (max-width: 600px) { .help-viewer { padding: 8px; margin: 12px -8px; } .help-viewer-bar .btn { padding: 6px 10px; } }