what is css

Use some css to make the page look cool

Three ways to write css, remember! ! !

css selector this is important

css background color and size

Several modification methods of css text

There are many kinds of fonts

Link handling

List style changes

Beautification of tables

Grouping and nesting make operations easier

Positioning allows elements to appear everywhere

Several ways to align

Combining selectors makes operations more convenient and convenient

Show and hide

The box model is very important

Be careful when using floats

Pseudo classes and pseudo elements can create some special effects