css get rid of button outline code example

Example 1: css remove blue outline button

button {
  outline: none;
}

Example 2: removing the unwanted border button css

button,
button:active,
button:focus {
  outline: none;
}

Example 3: diable focus button css

*:focus {
    outline: 0 !important;
}

Example 4: how to remove outline on button

outline: none;