#numberHolder .btn {
    width: 8%;
    margin: 0 .2rem;
    padding: .20rem .40rem;
}

h4 {
    font-weight:800;
}

tbody tr td {
    width: 16.66%;
}

thead tr th {
    max-width: 0;
}

#deletePlate {
    float: right;
    box-sizing: content-box;
    width: 1em;
    height: 1em;
    padding: .25em .25em;
    color: #000;
    border: 0;
    border-radius: .25rem;
    opacity: 1;
    background-color: #dc3545;
}
    #deletePlate:hover {
        background-color: #bb2d3b;
    }