Tabs - add background colour to single tabs selected paragraphs

[data-block-id="cml01a1xh00ay3j7ggklykyu0"] .blocks-tabs__content-item
    .blocks-tabs__description .fr-view.rise-tiptap p:nth-of-type(4){
      background-color: #cbedfd !important;
    padding: 2rem;
    }

    [data-block-id="cml01a1xh00ay3j7ggklykyu0"] .blocks-tabs__content-item
    .blocks-tabs__description .fr-view.rise-tiptap p:nth-of-type(9){
      background-color: #cbedfd !important;
    padding: 2rem;
    }