/* Centre in page, take only the width needed */
._ruledbox {
margin: 0 auto;
display: table;
}
/* Unset the default p margins next ot the rules. The ruled box can then set
* these as needed */
._ruledbox p:first-child {
margin-top: 0;
}
._ruledbox p:last-child {
margin-bottom: 0;
}