Summary: Snov.io adds Black Friday sale banner

Why It Matters: This shows Snov.io is running a big sale. It might attract new users or keep current ones.

What Changed:

• A banner for a "50% off all annual plans" Black Friday sale was added.
• The banner includes a link to a Black Friday page and a discount code "BLACKFRIDAY".
• A small text "Copied to clipboard" was added at the very end of the content.
• The "Earn 40% referral commission" section was removed from the top of the page.