Hi guys i have qouestion border-image in css

Question

border: 10px solid transparent;
padding: 15px;
border-image: url(border.png) 30 round;

Hi guys i have qouestiob border-image
What is transparent?
What is 30?
What is round??

Answer 1

transparent is invisible color keyword

round is for border-image-repeat:

https://developer.mozilla.org/en-US/docs/Web/CSS/border-image-repeat

for 30, dive into:

https://developer.mozilla.org/en-US/docs/Web/CSS/border-image