Josh W. Comeau on Twitter: "🔥 `box-shadow` doesn't work well with transparent images. `filter: drop-shadow` does what you'd expect, adding a shadow to the image's contents. .my-img { filter: drop-shadow(1px 2px 3px
How to add a box-shadow on one side of an element using CSS? - GeeksforGeeks
CSS3 Box Shadow, only top/right/bottom/left and all · GitHub
CSS3 Box Shadow, only top/right/bottom/left and all
CSS3 box shadow only on top left and right corners - Stack Overflow