The menu should not look like this (laid out horizontally):

The menu should actually look like this with each item on its own line:

The difference is that the second menu has the thrv_text_element removed from the ancestor.

To make the first menu function like the second, disable this CSS rule:

.thrv_text_element a,

.tcb-styled-list a,

.tcb-numbered-list a {

    font-size:inherit;

    display:inline !important

}