hey I saved the filename by team.html and what should be the name of css i.e. name of css file

I saved it by team.css but it's not working please help...

this is how it work

add this into html

<link href="css/styles.css" rel="stylesheet">

then create folder at root with name css and create styles.css init

Let me know if you still need help

I guess you can name it team.html.css. You can try it. It might work. Good Luck!