If your chosen Tumblr theme does not have built-in banner support, you can also upload a header to a third-party hosting location and insert the image using HTML code. Sign into your Tumblr ...

This page is using a single full width image as a banner. The image is 1920 x 768 pixels. Due to size image quality and size considerations, all single full width images must be approved by Digital ...

Here’s everything you need to know about banner ads and examples to get you started ... comes in various sizes and formats, from static images to animated graphics. A vertical banner ...