19th December #cheeseislife #sowrongitsnom #adventcalendar #19thdecember

#9sigmawebdevelopment
#19thdecember
: The id attribute uniquely identifies an HTML element within a page. It is meant to be unique for each element, meaning no two elements on the same page should have the same ID.

Synatax:
#unique-element {
color: red;
}