diff --git a/src/page/Meeting/ShareScreenWindow/index.tsx b/src/page/Meeting/ShareScreenWindow/index.tsx
index d67009f..2bcb4b4 100644
--- a/src/page/Meeting/ShareScreenWindow/index.tsx
+++ b/src/page/Meeting/ShareScreenWindow/index.tsx
@@ -202,7 +202,7 @@ const ShareScreenWindow: React.FC = () => {
                   }}
                   key={index}>
                   <div>
-                    {!item.active ? <div style={{ backgroundImage: `url(${ImageUrl.icon49})` }} id={`micr-item-${userInfo.uid}`}>
+                    {!item.active ? <div style={{ backgroundImage: `url(${ImageUrl.icon49})`, transition: '0.18s' }} id={`micr-item-${userInfo.uid}`}>
                     </div> : ''}
                     {item.select ? <img src={item.iconSelect} alt="" /> : <img src={item.active ? item.iconActive : item.icon} alt="" />}
                   </div>