/**==============================**/
/** KNOWLEDGE BASE **/
/**==============================**/

/**
body.knowledge_base #wrapper > div > div > div > div > div > h4,
body.knowledge_base div..answer_response,
body.knowledge_base input[name="articleid'],
**/

h4:has(+ .answer_response), 
body.knowledge_base div.article_useful_buttons {
    display: none !important;
    background-color: red !important;
}