diff --git a/apps/studio/src/components/LayoutWorkbench.tsx b/apps/studio/src/components/LayoutWorkbench.tsx
index 8143526..501219b 100644
--- a/apps/studio/src/components/LayoutWorkbench.tsx
+++ b/apps/studio/src/components/LayoutWorkbench.tsx
@@ -69,7 +69,7 @@ export function LayoutWorkbench({layout,design:initialDesign}:LayoutPageProps){
     if(hidden)return null;
     return <div key={s.id} {...common} className={`native-element native-${kind}${selected===s.id&&editing?' is-selected':''}`} style={position}>
      {kind==='text'&&s.direction==='curved'?<CurvedCopy layout={layout} slot={s} value={text} spacing={t?.letterSpacing} style={{fontFamily:t?.fontFamily==='serif'?'Georgia,serif':t?.fontFamily==='mono'?'monospace':t?.fontFamily==='sans'?'Arial,sans-serif':undefined,fontWeight:t?.fontWeight,fontSize:`${(t?.fontSize??textSize(layout,s,text)*(t?.scale||1))/layout.width*100}cqw`,color:t?.color||textColor(layout.id,s)}}/>:kind==='text'?<TextElement className={'native-copy direction-'+s.direction} editable={editing&&textEditing===s.id&&!ls.locked} onDirty={()=>setDirty(true)} value={text} onInvalid={()=>setStatus('文字最多 500 字、8 行')} onChange={value=>updateText(s,{value})} style={{fontSize:`${(t?.fontSize??textSize(layout,s,text)*(t?.scale||1))/layout.width*100}cqw`,color:t?.color||textColor(layout.id,s),fontFamily:t?.fontFamily=== 'serif'?'Georgia,serif':t?.fontFamily==='mono'?'monospace':t?.fontFamily==='sans'?'Arial,sans-serif':undefined,fontWeight:t?.fontWeight,lineHeight:t?.lineHeight,letterSpacing:t?.letterSpacing===undefined?undefined:`${t.letterSpacing/layout.width*100}cqw`,textAlign:t?.align==='middle'?'center':t?.align==='end'?'right':'left'}}/>:
-      kind==='image'?<div className="native-image-fill" style={{...imageShape(layout,s),...(im?.color?{backgroundColor:im.color}:{}),...(ls.radius!==undefined?{borderRadius:`${ls.radius/layout.width*100}cqw`}:{})}}>{im?.assetId&&<img src={'/api/preview?'+new URLSearchParams({source:'/api/media/'+im.assetId,width:'960'})} srcSet={[240,480,960,1280].map(width=>'/api/preview?'+new URLSearchParams({source:'/api/media/'+im.assetId!,width:String(width)})+' '+width+'w').join(',')} sizes={Math.min(860,(ls.width??s.box[2])/layout.width*860)+'px'} alt={s.role} draggable={false} style={{objectFit:im.fit||'cover',objectPosition:`${im.cropX??50}% ${im.cropY??50}%`,transform:`scale(${im.zoom??1})`}}/>}{editing&&!im?.assetId&&<span className="native-image-label">{s.role}</span>}</div>:
+      kind==='image'?<div className="native-image-fill" style={{...imageShape(layout,s),...(im?.color?{backgroundColor:im.color}:{}),...(ls.radius!==undefined?{borderRadius:`${ls.radius/layout.width*100}cqw`}:{})}}>{im?.assetId&&<img src={'/api/preview?'+new URLSearchParams({source:'/api/media/'+im.assetId,width:'960'})} srcSet={[240,480,960,1280].map(width=>'/api/preview?'+new URLSearchParams({source:'/api/media/'+im.assetId!,width:String(width)})+' '+width+'w').join(',')} sizes={`(max-width: 860px) ${Math.min(100,(ls.width??s.box[2])/layout.width*100)}vw, ${Math.min(860,(ls.width??s.box[2])/layout.width*860)}px`} alt={s.role} draggable={false} style={{objectFit:im.fit||'cover',objectPosition:`${im.cropX??50}% ${im.cropY??50}%`,transform:`scale(${im.zoom??1})`}}/>}{editing&&!im?.assetId&&<span className="native-image-label">{s.role}</span>}</div>:
       <div className={'native-decoration decoration-'+((s as AddedSlot).shape?'solid':decorationKind(s))} style={{borderRadius:ls.radius!==undefined?`${ls.radius/layout.width*100}cqw`:(s as AddedSlot).shape==='ellipse'?'50%':undefined,color:d?.color||'#83908a',backgroundColor:(s as AddedSlot).shape?d?.color||'#83908a':decorationKind(s)==='band'?d?.color||'#dce1d8':undefined}}>{decorationKind(s)==='lines'&&Array.from({length:s.box[3]>4?3:1},(_,i)=><i key={i}/>)}{decorationKind(s)==='vertical-lines'&&<><i/><i/><i/></>}</div>}
     {editing&&selected===s.id&&!ls.locked&&<><button className="resize-handle" aria-label="拖动调整尺寸" onPointerDown={e=>pointer(e,s,'resize')}/><button className="rotate-handle" aria-label="拖动旋转" onPointerDown={e=>pointer(e,s,'rotate')}>↻</button></>}
     </div>;