body {
  font-family: 'Poppins', sans-serif;
}
/***********************************************/
/* CSS @imports must be at the top of the file */
/* Add them above this section                 */
/***********************************************/

/*****************************************/
/* Start your style declarations here    */
/*****************************************/

/* Reset some browser default styles */

/*The above CSS code will:

Reset some basic browser default styles (like margins and paddings for common elements).
Set the base font for the body element to Poppins, falling back to the generic sans-serif font if Poppins is not available for some reason.
This will ensure that unless specified otherwise, text within the body will use the Poppins font. Individual elements can still override this with their own font-family styles if needed.