how to remove border on focus css code example

Example 1: css remove border input focus

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

Example 2: remove blue border on a input

input:focus {
    outline: none !important;
}

Example 3: remove border on button focus

button:focus {outline:0;}

Example 4: css remove outline

element{outline:none;}

Example 5: how to remove input field border outline on focus css

outline = none;