Hello,
1/ Header Builder > Main menu > Font Family
2/ a –
.widget_product_categories h4.widget-title {
font-size: 20px;
}
b – Go to page > edit Shop page > [8theme] Layout options > Sidebar width
c – Appearance > Widgets > Shop sidebar > Categories widget > Show hierarchy
3/ Try this code:
.woocommerce-page .content-page .sidebar {
border: solid 1px black !important;
padding: 15px;
}
4/ Add image into category description – https://prnt.sc/fay8180g1UZJ
5/ Provide temporary wp-admin access, so we can take a closer look.
Regards