<?php $unique_id    = uniqid( 'search-form-' ); ?>
<?php $unique_num   = uniqid( 'button-addon-' ); ?>

<form role="search" action="<?php echo esc_url( home_url( '/' ) ); ?>" method="GET" class="slab-form">				
    <input type="search" name="s" class="input-field search-content" id="<?php echo esc_attr( $unique_id ); ?>" value="<?php the_search_query(); ?>" placeholder="<?php esc_attr_e( 'Search&hellip;', 'frannamag' ); ?>" aria-label="<?php esc_attr__( 'Search box', 'frannamag' ); ?>" aria-describedby="<?php esc_attr__( 'button-addon2', 'frannamag' ); ?>">
    <button class="form-button" type="submit" id="<?php echo esc_attr( $unique_num ); ?>"><i class="bi bi-search search-icon"></i></button>
</form>