.cosc430-header {
    line-height: 1;
    border-bottom: 1px solid #e5e5e5;
}

.cosc430-header-logo {
    font-size: 2.25rem;
}


.cosc430-header-logo:hover {
    text-decoration: none;
}

.border-top { border-top: 1px solid #e5e5e5; }
.border-bottom { border-bottom: 1px solid #e5e5e5; }

.box-shadow { box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05); }

.cosc430-title {
    margin-bottom: 0;
    font-size: 2rem;
    font-weight: 400;
}
.cosc430-description {
    font-size: 1.1rem;
    color: #999;
}

@media (min-width: 40em) {
    .cosc430-title {
        font-size: 3.5rem;
    }
}

.toc {
    -webkit-box-ordinal-group: 3;
    -ms-flex-order: 2;
    order: 2;
    padding-top: 1.5rem;
    padding-bottom: 1.5rem;
    font-size: .875rem;
}

@supports ((position:-webkit-sticky) or (position:sticky)) {
    .toc {
        position: -webkit-sticky;
        position: sticky;
        top: 2rem;
        height: calc(100vh - 2rem);
    }
}

.cosc430-footer {
    padding: 2.5rem 0;
    color: #999;
    text-align: center;
    background-color: #f9f9f9;
    border-top: .05rem solid #e5e5e5;
}
.cosc430-footer p:last-child {
    margin-bottom: 0;
}