span.en-label {
    font-size: 14px;
    font-weight: 600;
}

span.en-label:after {
    color: red;
    content: "*";
    font-size: 18px;
    position: absolute !important;
}

span.field-label {
    font-size: 14px;
    font-weight: 600;
    position: relative;
}

/* Override the :after styles conditionally */
span.field-label.required:after {
    /* Apply the same styles, but only if the required class is present */
    color: red;
    content: "*";
    /* Ensure the content is set */
    font-size: 18px;
    position: absolute;
    right: -9px;
}