Images
Responsive Image
Images in Bootstrap are made responsive with .img-fluid. max-width: 100%; and height: auto; are applied to the image so that it scales with the parent element.
Image Thumbnail
In addition to our border-radius utilities, you can use
.img-thumbnail
to give an image a rounded 1px border appearance.
Aligning Images
Align images with the helper float classes or text alignment classes.
Background Image
Make image as background to your content using the helper or utilities classes.
What Does Royalty-Free Mean?
Royalty free means you just need to pay for rights to use the item once per end product. You don't need to pay additional or ongoing fees for each person who sees or uses it.