body {
    margin: 0;
    padding: 0;
    text-align: center;
    font-family: Arial, Helvetica, sans-serif ;
    background-color: #909070;
    color: #000020 ;
}

#container {
    width: 780px;
    margin: 10px auto;
    background: #FFFFE0;
    padding: 10px;
    text-align: left;
}

input {
    text-align: right;
}
    
.calculated {
    color: #006000 ;
    background: #FFF0E8 ;
}
    
h1 {
    background-color: #FFFFE0 ;
    color: #5050E0 ;
    font-family: Arial, Helvetica, sans-serif ;
    text-align: center ;
}

h2 {
    background-color: #FFFFE0 ;
    color: #5050E0 ;
    font-family: Arial, Helvetica, sans-serif ;
}