body {
    background-color: #000000;
    color: #ffffff;
    text-align: center;
    align-items: center;
    justify-content: center;
}

div {
    align-items: center;
    display: flex;
    justify-content: center;
}

table {
    width: 80%;
    border-collapse: collapse;
}

table, th, td {
    border: 1px solid #ffffff; /* Ändere die Border-Farbe auf Weiß */
}

th, td {
    padding: 8px;
    text-align: left;
    background-color: #1d1d1d;
}

th {
    color: #ffffff;
}

tr:nth-child(even) {
    background-color: #444;
}

ul {
    list-style-type: none;
}

li {
    flex-grow: 1;
}

.horiz {
    display: flex;
    flex-wrap: wrap;
}

.verti {
    display: inline;
    border-style: dotted;
    border-width: 4px;
    border-color: #ffffff;
    border-radius: 4px;
    padding: 16px;
    margin: 8px;
}

.right-align {
    text-align: right;
}

.marked_line {
    background-color: #1e560e;
}

.content {
    margin-top: 2%;
    margin-bottom: 3%;
    width: 95%;
    display: inline-block;
    border-width: 4px;
    border-style: double;
    border-color: #ffffff;
}

.bridge {
    border: 2px solid transparent;
    border-color: #ffffff;
    width: 1%;
}

.nav-bar {
    background-color: #1b1b1b;
    color: #ffffff;
    padding: 4px;
    width: 95%;
    height: 10%;
    margin-left: auto;
    margin-right: auto;
    border-width: 4px;
    border-style: double;
    border-color: #ffffff;
    transition: 0.5s;
}

.nav-bar:hover {
    background-color: #2d2d2d;
    transition: 0.5s;
}

.nav-bar-item {
    background-color: #000000;
    color: #ffffff;
    padding: 16px;    
    margin-top: 8px;
    margin-bottom: 8px;
    text-decoration: none;
    font-size: 130%;
    cursor: pointer;
    border-radius: 4px;
    border-width: 2px;
    border-style: solid;
    border-color: #ffffff;
    transition: 0.5s;
}

.nav-bar-item:hover {
    background-color: #ffffff;
    color: #000000;
    transition: 0.5s;
}

.spacer-right {
    margin-right: 2%;
}