div background color css code example

Example 1: background color css

html,body {
  background-color: red;
}

Example 2: how to change the page background in css

body {
  /* this changes the page's background to green  */
  background-color: green;
}

Example 3: css set background color

body {
	background-color: red; 
}

Example 4: css background color

body {background-color: coral;}