.in { text-align: right; border-style:solid; border-width: 1px; border-color: 202020; background-color:ffffe0 }
.res { text-align: right; border-style:none; background-color:ffe0e0 }
.resl { text-align: left; border-style:none; background-color:ffe0e0 }
.calc { background-color: c0c0ff }