thead {
    background-color: #f5f5f5;
    font-weight: bold;
}

tr.row-total {
    border-top: 3px double #000;
    font-weight: bold;
    background-color: #DCEBD7;
}

video {
    max-width: 100%;
}

h2.h2-fancy {
    position: relative;
}

h2.h2-fancy:before {
    content: "";
    position: absolute;
    height: 5px;
    border-bottom: 1px solid lightgray;
    border-top: 1px solid lightgray;
    top: 50%;
    left: 0;
    width: 100%;
}

h2.h2-fancy span {
    background-color: #fff;
    position: relative;
    padding: 0 15px;
}

#submission-predictions table td:last-child,
#submission-predictions table th:last-child {
    border-left: 1px solid #dee2e6;
}

#submission-predictions table td:first-child,
#submission-predictions table th:first-child {
    border-right: 1px solid #dee2e6;
}