@media print /*--This is for Print--*/
{
    .btn
    {
        display: none;
    }
    .tble
    {
        background-color: #CD853F;
        border:1px solid green;
        -webkit-print-color-adjust: exact
/*above line of codes will set the table background-color and change the border color when we give the print and preview (print preview only when we see on print preview via browser) command*/

    }
}
@media screen /*--This is for Print Preview Screen--*/
{
    .btn
    {
        display: none;
    }

    .tble
    {
        background-color: #CD853F;
        border:1px solid green;
    }
  }