how to add drop shadow to a div using css code example

Example 1: adding shadow to a div

/* CSS box shadow look like paper lift up*/
/* provide shadow to all four corners */
/* source - W3Schools.com */
 box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);

Example 2: drop shadow css

filter: drop-shadow(30px 10px 4px #4444dd);
drop-shadow(offset-x offset-y blur-radius color)