Can i get the link to downloading CSS?

Answer 1

Your question seems to be incomplete

If you want to know about CSS
Please have a look

https://www.sololearn.com/Course/CSS/?ref=app

https://www.sololearn.com/learn/CSS/1078/?ref=app

Answer 2

Excel Lens your question isn't clear. Make it meaningful. Also,try to follow this guidance

https://www.sololearn.com/discuss/1316935/?ref=app