.overlay{
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity .35s, visibility .35s;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
}

#main-menu {
  display: block;
  height: 100px;
  width: 100%;
  background: #3D0E61;
  margin: 0px;  
  z-index: 9;
}

#main-menu ul {
  max-width: 800px;
  width: 100%;
  height: 100%;
  margin: 0px auto;
  padding: 0px;
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  z-index: 9;
}

#main-menu li {
  list-style-type: none;
  font-size: 2rem;
}

#main-menu a {
  color: #B9FAF8;
  font-size: 1.5rem;
  text-decoration: none;
}

#main-menu a:hover {
  text-decoration: underline;
}

#hamburger-input{
  display: none;
}

#hamburger-menu {
    position: fixed;
    top: 20px;
    right: 5px;
    width: 30px;
    height: 30px;
    display: none;
    border: none;
    padding: 0px;
    margin: 0px;
    font-family: 'Cabin', Sans-serif;
    background: linear-gradient(
      to bottom, 
      white 0%, white 10%,
      #555555 10%, #555555 20%, 
      white 15%, white 45%, 
      #555555 45%, #555555 55%, 
      white 55%, white 80%, 
      #555555 80%, #555555 90%,
      white 90%, white 100%
    );
    cursor: pointer;
}

.hamburger-close {
    cursor: pointer;
    position: absolute;
    top: 15px;
    right: 15px;
    width: 30px;
    height: 30px;
}

.hamburger-close span,
.hamburger-close span:before,
.hamburger-close span:after {
    position: relative;
    display: block;
    width: 22px;
    height: 2px;
    background: #555555;
}

.hamburger-close span {
    margin: 0;
    top: 50%;
}

.hamburger-close span:before {
    content: '';
    top: -8px;
    transform: rotate(45deg);
}

.hamburger-close span:after {
    content: '';
    top: -10px;
    transform: rotate(-45deg);
}

/* Desktop: Burger-Menü verstecken */
#hamburger-menu {
    display: none;
}
#sidebar-menu {
    display: none;
}
.overlay {
    display: none;
}

@media screen and (max-width: 800px) {
  /* Mobile: Desktop-Menü verstecken, Burger anzeigen */
  #main-menu {
    display: none;
  }
  #hamburger-menu {
    display: block;
  }
  #sidebar-menu {
    display: block;
    visibility: hidden;
    position: fixed;
    top: 50px;
    right: 5px;
    width: 200px;
    background-color: #FFAC1C;
    transition: 0.3s;
    box-sizing: border-box;
    padding: 15px;
    z-index: 1000;
    border-radius: 8px;
  }

  #sidebar-menu h3 {
    color: #FFAC1C;
    font-size: 2.2rem;
  }

  #sidebar-menu ul {
    padding-left: 0px;
  }

  #sidebar-menu li {
    list-style-type: none;
    line-height: 4rem;
  }

  #sidebar-menu a {
    color: #555555;
    font-size: 1.3rem;
    text-decoration: none;
  }

  #sidebar-menu a:hover {
    text-decoration: underline;
  }

  #hamburger-input:checked ~ #sidebar-menu {
    visibility: visible;
  }

  #hamburger-input:checked ~ .overlay {
    display: block;
    visibility: visible;
  }

  #logo {
    display: none;
    visibility: hidden;
  }
  #mobile-logo {
    display: inline;
  }
}

@media screen and (min-width: 801px) {
  #logo {
    display: inline;
  }
  #mobile-logo {
    display: none;
    visibility: hidden;
  }
}

#sidebar-menu h3 {
  color: #FFAC1C;
  font-size: 2.2rem;
}

#sidebar-menu ul {
  padding-left: 0px;
}

#sidebar-menu li {
  list-style-type: none;
  line-height: 4rem;
}

#sidebar-menu a {
  color: #555555;
  font-size: 1.3rem;
  text-decoration: none;
}

#sidebar-menu a:hover {
  text-decoration: underline;
}

#hamburger-input:checked ~ #sidebar-menu {
    visibility: visible;
}
#hamburger-input:checked ~ .overlay{
   visibility: visible;
}

@media screen and (max-width: 800px) {
  #main-menu {
    display: none;
  }
  #hamburger-menu {
    display: inline;
  }
}
  @media screen and (max-width: 800px) {
    #logo {
      display: none;
      visibility: hidden;
    }
     #mobile-logo {
      display: inline;
    }
  }
  @media screen and (min-width: 801px) {
    #logo {
      display: inline;
    }
  #mobile-logo {
    display: none;
    visibility: hidden;
  }
  }