Use the borderImageRepeat property to set whether the image-border is to be repeated, rounded, or stretched.
Example
You can try to run the following code to learn how to set whether image-border is to be repeated, rounder or stretched −
<!DOCTYPE html> <html> <head> <style> div{ background-color: blue; border: 30px solid; border-image: url('https://www.tutorialspoint.com/html5/images/html5-mini-logo.jpg'); border-image-slice: 10 10 30 30; border-image-width: 1 1 1 1; border-image-repeat: stretch; } </style> </head> <body> <div id="box"> <p> Demo Text! </p> </div> <button onclick="display()">Click me!</button> <script> function display() { document.getElementById("box").style.borderImageRepeat = "round"; } </script> </body> </html>