main idea creating battle space game that protects the earth from aliens

1- starting the idea with basic html, css to give some visuals.
2- adding the ship and eneimes of earth
3- starting with js with declaring varibles that you will
first then add more as you go on
4- creating basic function for the ship and aliens
5- use the alien function to help the aliens appear randomly and horizintal
6- make the eneimes take two shot before they can be destroyed.
7- make the ship fire bullets
8- give the ship the ability to use keyboard arrows to move left and right and the fire button
9- create score on top to show how many aliens you have destryoed.

hungry for more
10- adding better styling to the game using css and shadow to the white areas
11 - creating a restart button after losing the game