Press the green button to get more gems. And click the upgrade button to change the "Per click" by 1.
UPDATES: The button now gets bigger when you put your mouse on it. If you click it it gets smaller. 2/13/2021 You have your own score it doesn't reset when you accidentally press the green flag, It only resets when you reload/refresh/close(and re-open) the page. You can change the volume/sfx of the pop sound effect(updated). 2/6/2021 You can upgrade how much one click costs by clicking the Upgrade button. 2/16/2021 Removed a feature that doesn't make your variable reset when you accidentally press the green flag because the "Your Gems" was having the score of the owner so I removed that feature and the bug fixed. 4/20/2021 Added a feature where your gems will be taken away when you click upgrade (work in progress). Credit to @nkjv24 for the Update. 4/20/2021 Added a feature where some users can be ADMIN. 4/20/2021 "Your Gems" will no longer have negative score. 6/5/2021 The feature where your gems will be taken away when you click upgrade. Credit to @nkjv24 for the Feature, This feature is now done. 6/5/2021