1. A concise explanation of the problem you're experiencing.
2. A minimal code example. If you've found a bug, this helps us reproduce and repair it.
3. Context. Why do you need to do this? We might know a better way to accomplish your goal.
I wanna create new custom infobox
and kml description into custom infobox
What code i have to use??
4. The Cesium version you're using, your operating system and browser.