.szb-wrap{border:1px solid #e5e7eb; border-radius:10px; padding:8px; margin:10px 0; background:#fff;}
.szb-toolbar{display:flex; gap:6px; align-items:center; margin-bottom:8px; flex-wrap:wrap;}
.szb-btn{padding:6px 10px; border:1px solid #d1d5db; background:#f9fafb; border-radius:8px; cursor:pointer; font-size:14px;}
.szb-btn:hover{background:#f3f4f6;}
.szb-zoom-label{min-width:48px; text-align:center; font-weight:600;}
.szb-viewport{background:#f8fafc; border:1px dashed #e5e7eb; border-radius:8px; position:relative;}
.szb-content{display:inline-block; transform-origin: top left;}
.szb-viewport img{max-width:none !important; height:auto;}