#materialAnnotationOverlay {position:absolute;inset:0;width:100%;height:100%;z-index:3;pointer-events:none;overflow:hidden;font-family:"Microsoft YaHei","Segoe UI",sans-serif;}
 #materialAnnotationOverlay[hidden] {display:none;}
 #materialAnchorHandles {touch-action:none;position:absolute;inset:0;width:100%;height:100%;z-index:4;pointer-events:none;overflow:hidden;}
 #materialAnchorHandles[hidden] {display:none;}
 #materialAnchorHandles circle {touch-action:none;pointer-events:all;fill:transparent;stroke:transparent;stroke-width:2;cursor:grab;}
 #materialAnchorHandles circle:hover,#materialAnchorHandles circle.is-dragging {fill:#fff;stroke:#2676cc;}
 #materialAnchorHandles circle.is-dragging {cursor:grabbing;}
 .v09212-label-editor > .check {margin-bottom:12px;}
 .v09212-label-editor .field-row {grid-template-columns:104px minmax(0,1fr) 54px;}
 .v09212-label-editor .v09212-name-row {grid-template-columns:84px minmax(0,1fr) 54px;}
 .v09212-name-row input {grid-column:2 / -1;width:100%;min-width:0;}
 #materialLabelNames {border-top:1px dashed #9ba8b755;margin-top:12px;padding-top:8px;}
 .v09212-disabled #materialLabelNames {opacity:.55;}
 .v09212-export-actions {display:flex;margin-top:12px;gap:10px;}
 .v09212-export-actions button {flex:1;}