to remove border on html input focus code example

Example 1: css remove border input focus

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

Example 2: how to remove form border after click input

.from_Input{
    border: none;
    outline:none;
}
.from_Input:active{
    border: none;
    outline:none;
}

Example 3: hide input border on focus

input:focus{
    border: none;
}