How to hide "All categories" heading

Hi!
I'm trying to hide the line that says "All categories"
I've writed
.ItemHeading {
display:none;
}
In the custom CSS, but it doesn't work. Any idea? Thanks!
0
Hi!
I'm trying to hide the line that says "All categories"
I've writed
.ItemHeading {
display:none;
}
In the custom CSS, but it doesn't work. Any idea? Thanks!