* {
    font-family: "Josefin-Sans", sans-serif;
    text-decoration: none;
    margin: 0;
    padding: 0;
    color: black;
}
body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background-color:rgb(247, 238, 255);
}
h1, h3, h4, p, th, td {
    text-align: center;
    margin: 10px;
}
h1, h3 {
    margin: 10px;
}
p {
    margin: 5px;
    padding-left: 10%;
    padding-right: 10%;
}
div {
    margin-top: 20px;
}
.kurse {
    margin-top: 3rem;
}
main {
    flex-grow: 1;
}
footer {
    font-size: 0.7rem;
    margin-top: auto;
}
td, th {
    border: 1px solid #dddddd;
    padding: 8px;
}
td a {
    padding: 8px;
}
table {
    border-collapse: collapse;
    width: 80%;
    margin: auto;
    background-color: white;
}
.rübi-tab {
    background-color: #14b8e1;
}
.gebu-tab {
    background-color: #b98ae9;
}
.fabel-tab {
    background-color: #f383f3;
}
.name-tag {
    background-image: -webkit-linear-gradient(left, #00ccff, #ff99ff, #cc99ff);
    color: transparent;
    -webkit-background-clip: text;
    background-clip: text;
}
ul {
    float: none;
    margin: 20px;
    display: flex;
    justify-content: center;
}
li {
    display: inline-block;
    float: none;
    border: none;
} 
li a{
    padding: 8px;
    text-decoration: none;
    color: black;
    border: none;
}
.passive {
    padding: 8px;
    text-decoration: none;
    color: black;
    border: none;
    background-color: #5ac1db6e;
    transition: background-color 0.4s;
}
.passive:hover {
    background-color: #ffadff;
}
.active {
    padding: 8px;
    text-decoration: none;
    color: black;
    border: none;
    background-color: #ffadff;
}
.about_me {
    margin: auto;
    display:block;
    align-items: center;
    text-align: center;
}
.link_header {
    padding: 6px;
    color: #b98ae9;
}
.link_header:hover {
    color: #ffadff;
}
.back {
    margin-top: 25px;
}
.back_button {
    color: #14b8e1;
}