CSS圖片唯美特效常用于網頁設計，可以給頁面增添更多的美感和藝術感。下面介紹幾種常見的CSS圖片唯美特效。

/* 遮罩特效 */
img{
position: relative;
max-width: 100%;
}
img::before{
content: "";
display: block;
position: absolute;
left: 0;
top: 0;
width: 100%;
height: 100%;
background-color: rgba(0,0,0,0.5);
opacity: 0;
transition: opacity 0.3s ease-in-out;
}
img:hover::before{
opacity: 1;
}
/* 模糊特效 */
img{
position: relative;
max-width: 100%;
}
img:hover{
filter: blur(5px);
transition: filter 0.3s ease-in-out;
}
/* 翻轉特效 */
.flip-box{
perspective: 1000px;
}
.flip-box-inner{
position: relative;
width: 100%;
height: 0;
padding-bottom: 100%;
transform-style: preserve-3d;
}
.flip-box-hover .flip-box-inner{
transform: rotateY(180deg);
}
.flip-box-front, .flip-box-back{
position: absolute;
width: 100%;
height: 100%;
backface-visibility: hidden;
}
.flip-box-front{
background-image: url("front.jpg");
background-size: cover;
z-index: 2;
}
.flip-box-back{
background-image: url("back.jpg");
background-size: cover;
transform: rotateY(180deg);
z-index: 1;
}
.flip-box:hover .flip-box-inner{
transform: rotateY(180deg);
}
/* 變形特效 */
img{
position: relative;
max-width: 100%;
}
img:hover{
transform: skew(20deg);
transition: transform 0.3s ease-in-out;
}

CSS圖片唯美特效可以通過遮罩、模糊、翻轉和變形等手法實現。以上代碼可以在圖片上添加遮罩、模糊、翻轉和變形等特效。讀者可以根據需要進行相應的修改，以達到預期的效果。