Form input animation on focus

custom.css

{code} // On click of input field the label became smaller and change to red
.gfield {
  position: relative;
  &_visibility_hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }
  &_label {
    font-size: 25px;
    font-weight: 400;
    position: absolute;
    top: 22px;
    left: 13px;
    line-height: 1.2;
    transition: all 0.4s ease-in-out;
    color: #909090;
    .hidden_label & {
      display: none;
    }
    &.active {
      color: $red;
      top: 0;
      font-size: 14px;
      line-height: (16 / 14);
    }
  }
}

select {
  option {
    &.gf_placeholder {
      display: none;
    }
  }
}

main.js

 // On click of input field the label became smaller and change to red
    function formsHandler() {
        $('input, textarea, select', '.gfield').each(function () {
            $(this).attr('placeholder', '');
            if (
                !$(this)
                    .closest('.gfield')
                    .find('.gfield_label')
                    .hasClass('active')
            ) {
                if ($(this).val()) {
                    $(this)
                        .closest('.gfield')
                        .find('.gfield_label')
                        .addClass('active')
                }
                $(this).on('focusin', function () {
                    $(this)
                        .closest('.gfield')
                        .find('.gfield_label')
                        .addClass('active')
                });

                $(this).on('focusout', function () {
                    if (!$(this).val()) {
                        $(this)
                            .closest('.gfield')
                            .find('.gfield_label')
                            .removeClass('active')
                    }
                });
            }
        });
    }


    $(document).ready(function () {


        // On click of input field the label became smaller and change to red
        formsHandler();
        $(document).bind('gform_post_render', function () {
            formsHandler()
        });