Help with the before in css

Question

https://code.sololearn.com/WMxs0J3kBnh9/?ref=app

Answer 1

Specify content, height and width property with each ::before and they will work.

Answer 2

olli I have used before but I am not sure what u actually wanted to do with them. So edit it, as per ur needs.
https://code.sololearn.com/W0V5prTVKp7C/?ref=app

Answer 3

Height and width is missing. You need to mention all three.

Answer 4

thanks for the answer but the content is written in the block

.main div::before{
position: absolute;
content: ""; //--- here
top:0;
left:50%;
right:50%;
bottom:0;
background: tomato;
transition: all .5s;
z-index: -1;
}

Answer 5

if it's not hard for you please write