Minor UI / Quality of life change

Credit to @StarCoder for the Idea

• The welcome screen can now be dismissed by clicking anywhere
• Added a small button in the bottom right that takes you back to the welcome screen

Try it out here:
https://gamingokil.github.io/Stardump/

Thank you to @StarCoder for the Idea!

Check out the project and drop any suggestions in the comments below!
I’ll try my best to implement them and credit you.