if_html/css_WEB-ITnose in html

There is this sentence in the html file:

style="display:none;" < !--{/if}--> Know which problem

Reply to discussion (solution)

Try this

ab53f5bb6bb4a0733c8d505d233f94a1

Try removing the html comment symbols.

It is not recommended to write code into DOM elements.
Writing JS is better under control