vm unit css code example

Example 1: vh and vw

/*vh viewport height and vw viewport width*/
/*example*/
div
{
  display: inline-block;
  height: 100vh; /*THis will set height equal to the height of windows*/
  width: 100vw/*This will set width equal to width of windows*/
}

Example 2: what is css vh

CSS VH unit Property
Viewport Height ( vh ) 
– A percentage of the full viewport height. 10vh will resolve to 10% of the current viewport height. Viewport Minimum ( vmin ) 
– A percentage of the viewport width or height, whichever is smaller.