Move wpforms description above field, and increase font-size.

wpforms-description-at-top.php

<?php

function om_wpf_top_field_description( $properties, $field, $form_data ) {
	if (
		isset( $form_data['id'], $field['id'] )
		&& 122765 === intval( $form_data['id'] )
		&& 4 === intval( $field['id'] )
	) {
		add_action( 'wpforms_display_fields_after', 'om_wpf_top_field_description_font_size' );

		$properties['description']['position'] = 'before';
	}

	return $properties;
}
add_filter( 'wpforms_field_properties', 'om_wpf_top_field_description', 10, 3 );

function om_wpf_top_field_description_font_size() {
	echo '<style>
	#wpforms-122765-field_4-container .wpforms-field-description {
	   font-size: 16px;
	}
	</style>';
}