查看“︁模板:跳脸/style.css”︁的源代码

.fullscreen-image {
  position: fixed;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  transform: scale(0.01);
  opacity: 0;
  transition: all 0.3s ease-out;
  z-index: 9999;
  background-color: black;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* 显示并放大图片 */
.fullscreen-image.show {
  width: 100vw;
  height: 100vh;
  transform: scale(1);
  opacity: 1;
}

/* 限制图片大小不变形 */
.fullscreen-image img {
  max-width: 100%;
  max-height: 100%;
}