Convert Images To Base64

The advantage lies in not having to open another connection and make a HTTP request to the server for the image. This benefit is lost very quickly so there's only an advantage for large numbers of very tiny individual images.

https://www.base64-image.de/

Upload image-->Convert to Base64→Use base64 code as css background-image

Example:

.image{ background-image:url('data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAC0AAAAReCAYAAABE27ddfffsdfsdfsd'); }