table {
    border-collapse: collapse;
}

td, th {
    border: 1px solid black;
    padding: 5px;
    width: 150px;
    font-size: 30px;
    font-family: Helvetica;
}

td {
    text-align: right;
}

#total {
    border-bottom: none;
    border-left: none;
}

/* tr td:last-child{ */
    /* background-color: aquamarine; */
/* } */

td.last_cell {
    background-color: aquamarine;
}

form {
    font-size: 25px;
}

input{
    font-size: 25px;
    font-family: Helvetica;
}