li#accordion-section-theme_upsell { display: none; }
https://taratiritara.noblogs.org/wp-admin/customize.php?theme=newscard-child&return=https%3A%2F%2Ftaratiritara.noblogs.org%2Fwp-admin%2Fthemes.php%3Ftheme%3Dnewscard-child