how to remove default link style in css code example

Example 1: remove styling from a tag

a, a:hover, a:focus, a:active {
      text-decoration: none;
      color: inherit;
 }

Example 2: how to remove link blue color from a tag using css

a, a:hover, a:focus, a:active {
      text-decoration: none;
      color: inherit;
}

Example 3: remove default input style css

input:focus, textarea:focus, select:focus{
        outline: none;
    }

Example 4: how to remove default styling of a tag

a {
            all: unset;
        }