Hello,
1/ Add the next code in Theme Options > Theme custom CSS:
.widget_product_categories.sidebar-widget ul li a {
font-size: 1.2rem !important;
}
.s_widgets-open-close .sidebar .sidebar-widget:not(.sidebar-slider)>.widget-title>span {
font-size: 1.5rem !important;
}
2/ https://prnt.sc/MN83nux2sVXt – is it correct?
Regards