css make a shadow box code example
Example 1: box shadow css
#Box-shadow-example {
Box-shadow:0 10px 20px rgba(0,0,0,0.19), 0 6px 6px rgba(0,0,0,0.23);
}
<!-- offset-x, offset-y, (blur-radius and/or spread-radius=optional) and color-->
Example 2: change button shaddow css
button{
2.5px 2.5px 2px #888;
}