html
css
100

WYSIWYG

what you see is what you get

100

css means

cascading style sheet

200

html

hyper text markup language

200

attributes of img tag

src , width, hight, alt

300

The commands written enclosed in html is called as

tag

300

whatwg

web hypertext application techknowlogy working group

400

strong in html means

bold

400

# means in css

id selector

500

<!doctype html> means

document type and is remark not exicuting

500

• means in css

class selector