how to add padding inside border code example

Example 1: padding css

padding:10px 5px 15px 20px;
means
top padding is 10px
right padding is 5px
bottom padding is 15px
left padding is 20px

Example 2: html padding

<h2 style="padding-top: 20px; padding-right: 20px; padding-bottom: 20px; padding-left: 20px">London</h2>