shadow in html css code example

Example 1: box shadow javascript style change

document.getElementById("myDIV").style.boxShadow = "10px 20px 30px blue";

Example 2: 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);