.bg {
    background-color: #1f1d33;
}
.site-header {
    background-color: #635f8a;
    outline: solid black 0.2rem;

    padding: 30px;
    margin-top: 20px;

    text-align: center;
}
.site-header h1 {
    color: black;
    font-family: Arial, Helvetica, sans-serif;
    margin-bottom: 30px;
}
.navigation {
    margin: 0;
}

.navigation a {
    display: block;

    padding: 15px;

    color: black;
    background-color: #8580ad;

    text-decoration: none;

    font-size: 18px;
    font-family: Arial, Helvetica, sans-serif;

    border: 2px solid #635f8a;
}

.navigation a:hover {
    background-color: #aaa5d1;
    color: black;
    text-decoration: none;
}

.content {
    background-color: #e8e6f2;

    padding: 30px;

    margin-top: 20px;

    outline: solid black 0.2rem;
}

.content-section {
    background-color: #e8e6f2;

    padding: 30px;

    margin-top: 20px;

    outline: solid black 0.2rem;
}

.content img {
    margin: auto;
}