/* Improve inputs */
input {
    color: black !important;
}
tr > td > div > input.form-control {
    background-color: #ffffff !important;
    text-align: left !important;
    width: 60px !important;
    font-family: monospace;
    font-size: 1.1em;
}
tr > td > div > input.form-control[style] {
    border: 2px solid orange;
}

/* Style students numbers */
tr > th:nth-child(1) {
    max-width: 120px;
}
tr > td:nth-child(1) {
    font-family: monospace;
    font-size: 1.05em;
}

/* Hides names of students, keeping student numbers */
tr > td:nth-child(2),
tr > td:nth-child(3),
tr > th:nth-child(2),
tr > th:nth-child(3) {
    display: none;
}