はてなブックマーク

Facebook Cover Photo Size: Recommended size: 1880 pixels by 704 pixels. Displays responsively based on browser/device size. Profile picture overlays the cover photo. Facebook Profile Picture: Displayed as a circle with a diameter of 132 pixels on desktop. On smartphones, it’s 128 pixels and on feature phones, it’s 36 pixels. The image is cropped to a circle when displayed. Shared Link Thumbnails: