/*
Theme Name: Flatsome Child
Description: This is a child theme for Flatsome Theme
Author: UX Themes
Template: flatsome
Version: 3.0
*/

/*************** ADD CUSTOM CSS HERE.   ***************/


@media only screen and (max-width: 48em) {
/*************** ADD MOBILE ONLY CSS HERE  ***************/


}


div.wpforms-container-full .wpforms-form textarea {
    width: 465px !important;
    height: 129px !important;
}
<script>
document.addEventListener( 'wpcf7mailsent', function( event ) {
  location = 'https://winki.vn/cam-on';
}, false );
</script>