Toggle to Dark Theme Websites.
Custom HTML properties: -- we can define our own custom properties in HTML element -- and then CSS can fetch the value to that property and stlye it accordingly. [data-x = 'value]{ ............ } Dark mode HMTL: or CSS: :root{ --bg-color:pink; --text-color: blue; } [data-theme='dark'] { --bg-color:red; --text-color:green; }

Custom HTML properties:
-- we can define our own custom properties in HTML element
-- and then CSS can fetch the value to that property and stlye it accordingly.
[data-x = 'value]{
............
}
Dark mode
HMTL:
or
CSS:
:root{
--bg-color:pink;
--text-color: blue;
}
[data-theme='dark'] {
--bg-color:red;
--text-color:green;
}