#hilfetextaussen {
    width: 100%;
    background-color: lightblue;
    padding:12px;
    text-align:justify;
}
.einblenden:hover {
    text-decoration: underline;
    cursor: pointer;
    cursor: hand;
}



.card-header .fa {
  transition: .3s transform ease-in-out;
}
.card-header .collapsed .fa {
  transform: rotate(180deg);
}