html,body{margin:0;min-height:100%;background:#222;color:#fff}.preview-toolbar{position:sticky;top:0;z-index:200000;display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:8px;padding:10px;background:rgba(15,18,28,.96);font:13px Arial,sans-serif}.preview-toolbar button{padding:7px 10px;border:1px solid #596078;background:#242a3c;color:#fff;cursor:pointer}.preview-root{width:100%;max-width:100%;margin:0 auto;background:#050a18;box-shadow:0 0 40px rgba(0,0,0,.5);transition:width .2s ease}@media(max-width:600px){.preview-toolbar strong{display:none}.preview-toolbar{gap:4px;padding:7px}.preview-toolbar button{padding:6px;font-size:11px}}body.capture .preview-toolbar{display:none}