css box-shadow explained code example
Example 1: css box shadow
/* offset-x | offset-y | blur-radius | spread-radius | color */
box-shadow: 2px 2px 2px 1px rgba(0, 0, 0, 0.2);
Example 2: box-shadow
box-shadow: [horizontal offset] [vertical offset] [blur radius] [optional spread radius] [color];