remove dashed border of the link

Question

how can I remove light dashed border of the a tag on focus mode?
when you click a link, it becomes dashed.
I set tabindex:-1 , but it did not make sense.

I want to whether I can remove it?

Answer 1

do you mean something like:

a:active {
    outline: none;
}

a:focus {
    -moz-outline-style: none;
}