.leftrightbottomlines {  border: black; border-style: solid; border-top-width: 0px; border-right-width: 2px; border-bottom-width: 2px; border-left-width: 2px}
.leftright {  border: black; border-style: solid; border-top-width: 0px; border-right-width: 1px; border-bottom-width: 0px; border-left-width: 1px}
.leftonly {  border: black; border-style: solid; border-top-width: 0px; border-right-width: 0px; border-bottom-width: 0px; border-left-width: 1px}