我的要求是模糊圖像，同時(shí)在選定區(qū)域保持不模糊。我通過絕對定位在圖像上放置了一個(gè) div。圖像僅在該區(qū)域可見，除此區(qū)域外，所有其他圖像都是模糊的。這是我的 DOM 結(jié)構(gòu)<div className="col-md-12 align-center mgb-30">//within this area image is unblur while rest of image is blurred<div className="venue-image-filter flex all-center color-white"><h3 className="heading">Visible Area</h3></div><img src="https://i.picsum.photos/id/237/200/300.jpg" className="border-radius-10" alt="Venue" /></div>過濾器 div 的樣式.venue-image-filter{position:absolute;top:50%;left:50%;width:300px;height:200px;transform:translate(-50%,-50%);}