html 
.read-more-state {
  display: none;
}

.read-more-target {
  opacity: 0;
  max-height: 0;
  font-size: 0;
  transition: .25s ease;
}

.read-more-state:checked ~ .read-more-wrap .read-more-target {
  opacity: 1;
  font-size: inherit;
  max-height: 999em;
}

.read-more-state ~ .read-more-trigger:before {
  content: 'weiterlesen';
 margin-left: 10em;
}

.read-more-state:checked ~ .read-more-trigger:before {
  content: 'weniger';
}

.read-more-trigger {
  cursor: pointer;
  display: inline-block;
  
  padding: 0 .5em;
  color: #336633;
  font-size: .9em;
  line-height: 2;
  
 
  border-radius: .25em;
}

/* Other style */ 
body {
  padding: 2%;
}
nav {
  border: 2px solid #eeeeee;
}

nav a {
  text-decoration: none;
  color: yellowgreen;
  border: 2px solid rgb(96 139 168);
  border-radius: 5px;
  background-color: rgb(96 139 168 / 0.2);
  padding: 10px;
  display: block;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: space-between;
}