Changing the href of an html tag with css

Question

I need to change this A tag from

Contact

to

Answer 1

one solution is to hide a tag and put another

link1
link2

css :

a[href="#tag1"] {
display:block;
}

a[href="#tag2"] {
display:none;
}

#tag1:target  a[href="#tag1"]{
 display:none;
}

#tag1:target  a[href="#tag2"]{
 display:block;
}

I use this method for responsive "buttons" of my menu bar