body {
    font-family: Arial;
    padding-left: 12px;
    padding-right: 12px;
    font-size: 14px;
}

h1 {
    font-family: Arial;
    color: slategray;
    font-size: 28px;
    font-weight: bold;
    margin-top: 16px;
    margin-bottom: 0px;
}

h2 {
    font-family: Arial;
    font-size: 18px;
    font-weight: bold;
    margin-top: 16px;
    margin-bottom: 0px;
}

h3 {
    font-family: Arial;
    font-size: 16px;
    margin-top: 16px;
    margin-bottom: 10px;
}

h4 {
    color: darkgrey;
    font-style: italic;
    font-weight: normal;
}

table {
    border-collapse: collapse;
}

caption {
    padding: 5px;
    background-color: sienna;
    color: whitesmoke;
    font-weight: bold;
    text-align: center;
}

tr.odd {
    background-color: whitesmoke;
}

th, td {
    padding: 5px;
    text-align: left;
}

th {
    background-color: peru;
    color: white;
}

header {
    padding: 16px;
    font-size: large;
    font-weight: bold;
    background-color: sienna;
    color: whitesmoke;
    text-align: left;
    font-family: 'Lucida Handwriting';
    font-size: 36px;
}

footer {
    font-size: smaller;
    font-weight: bold;
    color: whitesmoke;
    text-align: center;
}

.footer {
    background-color: peru;
    padding-top: 10px;
    padding-bottom: 10px;
}

ul.List {
    list-style-type: none;
    text-wrap: none;
}

ul.Tree {
    list-style-type: square;
}

/* Add a black background color to the top navigation */
.topnav {
    background-color: peru;
    overflow: hidden;
}

    /* Style the links inside the navigation bar */
    .topnav a {
        float: left;
        color: #f2f2f2;
        text-align: center;
        padding: 14px 16px;
        text-decoration: none;
        font-size: 16px;
    }

        /* Change the color of links on hover */
        .topnav a:hover {
            background-color: #ddd;
            color: black;
        }

        /* Add a color to the active/current link */
        .topnav a.active {
            background-color: #2471A3;
            background-color: tan;
            color: white;
        }

.login {
    background-color: lightgray;
    font-size: 16px;
    font-weight: bold;
    padding: 10px;
    width: 100%;
}

.logintable {
    margin-left: auto;
    margin-right: auto;
    width: 400px;
    border: 1px;
}

    .logintable th {
        font-size: 24px;
        font-weight: bold;
        text-align: center;
    }

    .logintable td {
        padding: 6px 20px 6px 16px;
    }

.center {
    text-align: center;
}

.wide {
    width: 100%;
}

.divTable {
    display: table;
    width: 100%;
    border-spacing: 20px;
}

.divRow {
    display: table-row;
    width: auto;
}

.divCell {
    float: left;
    display: table-column;
    width: 30%;
    padding: 10px 10px 10px 10px;
    border-spacing: 20px;
}

.divCellHeader {
    align-content: center;
}

img.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
}

.container {
    margin: auto;
    width: 50px;
    border: none;
    padding: 5px;
}

.loader {
    border: 16px solid #f3f3f3;
    border-top: 16px solid #3498db;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.error {
    color: #D8000C;
    text-align: center;
    font-style: italic;
    font-weight: bold;
    background-color: #FFBABA;
}