what is css vw code example

Example 1: vw css

Viewport Width (vw). This unit is based on the width of the viewport. 
A value of 1vw is equal to 1% of the viewport width.

Example 2: vw css

Viewport Width (vw). This unit is based on the width of the viewport. A value of 1vw is equal to 1% of the viewport width. Viewport Minimum (vmin). This unit is based on the smaller dimension of the viewport.