.h-title {
  font-family: "BBH Bogle", sans-serif;
  font-weight: 400;
  font-style: normal;
  color: whitesmoke;
  float: left;
  padding-left: 0%;
}

:root {
  --underline-height: 4px; /* Beispielwert */
  --underline-color: #485748; /* Beispielwert */
}

.a-link {
  margin-top: 28px;
  font-family: "BBH Bogle", sans-serif;
  font-weight: 200;
  font-size: 20px;
  margin-right: 10px;
  float: right;
  padding-left: 75%;
  position: relative;
  text-decoration: none;
  color: whitesmoke;
  padding: 0 1px;
  transition: color ease 0.3s;
}

.a-link-mobile {
    margin-top: 28px;
  font-family: "BBH Bogle", sans-serif;
  font-weight: 200;
  font-size: 20px;
  margin-right: 10px;
  position: relative;
  text-decoration: none;
  color: whitesmoke;
  padding: 0 1px;
  transition: color ease 0.3s;
}

.a-link::after {
  content: '';
  position: absolute;
  z-index: -1;
  width: 100%;
  height: var(--underline-height); /* Hier die Variable nutzen */
  left: 0;
  bottom: 0;
  background-color: var(--underline-color); /* Hier die Variable nutzen */
  transition: all ease 0.3s;
}

.a-link:hover {
  color: white;
  cursor: none;
}

.a-link:hover::after {
  height: 100%;
  cursor: none;
}

.portable-menu-con{
   padding-top: 85px;
}

.portable-container {
  display: inline-block;

}

.bar1, .bar2, .bar3 {
  width: 35px;
  height: 5px;
  background-color: whitesmoke;
  margin: 6px 0;
  transition: 0.4s;
}

.change .bar1 {
  transform: translate(0, 11px) rotate(-45deg);
}

.change .bar2 {opacity: 0;}

.change .bar3 {
  transform: translate(0, -11px) rotate(45deg);
}

@media (max-width: 900px) {
 .a-link {
    display: none;
 }
}

@media (min-width: 900px) {
    .portable-menu-con {
        display: none;
    }
}

    .menu {
      list-style: none;
      padding: 0;
      margin: 20px 0 0;
      max-height: 0;
      overflow: hidden;
      opacity: 0;
      transition: max-height 0.5s ease, opacity 0.5s ease;
    }

    .menu.open {
      max-height: 500px; /* genug Platz für alle Items */
      opacity: 1;
    }

    .menu li {
      margin: 10px 0;
    }

    .menu a {
      color: white;
      text-decoration: none;
      font-size: 18px;
    }