CSS : Padding Property

Padding is the space between the element’s content and border. Padding may be defined at once, or according to where you would like it, meaning: padding-top, padding-bottom, padding-right, padding-left.

Illustration of the CSS box model. The area between content and border is highlighted in yellow.

The following is how to declare the padding property for multiple sides:
td.allpadding
{
      padding: 25px;
}
The following is how to declare padding according to where it is needed:
td.Leftrightpadding
{
      padding-left: 10px;
      padding-right: 10px;
}