.title, .text {
    text-align: center;
    font-family: -apple-system, 'BlinkyMacSystemFont', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

.content {
    margin-top: 50px;
}

nav {
    background: #1e1e1e;
    border-radius: 5px;
    padding-top: 5px;
    padding-bottom: 5px;
    margin-left: 200px;
    margin-right: 200px;
    margin-top: -5px;
}

nav a {
    border: solid 1px;
    border-radius: 5px;
    padding: 3px;
    color: #f7f7f7;
    text-decoration: none;
}

nav a:hover {
    color: #1e1e1e;
    background: #f7f7f7;
}

nav a.active {
    color: #1e1e1e;
    background: #f7f7f7;
}

hr {
    margin-top: 50px;
    margin-bottom: 100px;
    margin-left: 100px;
    margin-right: 100px;
    border: 0;
    height: 1px;
    background-image: linear-gradient(to right, rgba(0, 0, 0, 0), rgba(0, 0, 0, 0.75), rgba(0, 0, 0, 0));
}