.button_container {
    position: fixed;
    top: 40px;
    left: 40px;
    height: 32px;
    width: 100px;
    background: #40405b;
    cursor: pointer;
    z-index: 9999;
    border-radius: 30px;
    /* mix-blend-mode: difference; */
    transition: opacity .25s ease;
}
.button_container:hover {
  opacity: 1;
}
.button_container.active .top {
  -webkit-transform: translateY(5px) translateX(0) rotate(45deg);
  -ms-transform: translateY(5px) translateX(0) rotate(45deg);    
  transform: translateY(5px) translateX(0) rotate(45deg);
  background: #FFF;
}
.button_container.active .middle {
  opacity: 0;
  background: #FFF;
}
.button_container.active .bottom {
  -webkit-transform: translateY(-7px) translateX(0) rotate(-45deg);
  -ms-transform: translateY(-7px) translateX(0) rotate(-45deg);    
  transform: translateY(-7px) translateX(0) rotate(-45deg);
  background: #FFF;
}
.button_container span {
    background: #fff;
    border: none;
    height: 2px;
    width: 20px;
    position: absolute;
    top: 9px;
    left: 12px;
    transition: all .35s ease;
    cursor: pointer;
}
.button_container span:nth-of-type(2) {
  top: 15px;
}
.button_container span:nth-of-type(3) {
  top: 21px;
}
.button_container span:nth-of-type(4) {
  top: 7px;
  left: 40px;
  font-size: 14px;
    background: transparent;
  font-family: "NeueHaasGroteskText Pro", "Arial Black", sans-serif;
}

.overlay {
  position: fixed;
  background: rgba(0,0,0,1);
  top: 0;
  left: 0;
  width: 100%;
  height: 0%;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s, visibility .35s, height .35s;
  overflow: hidden;
    z-index: 999;
}
.overlay.open {
  opacity: .9;
  visibility: visible;
  height: 100%;
}
.overlay.open li {
  -webkit-animation: fadeInRight .5s ease forwards;
  -webkit-animation-delay: .35s;
  animation: fadeInRight .5s ease forwards;
  animation-delay: .35s;    
}
.overlay.open li:nth-of-type(2) {
  -webkit-animation-delay: .4s;    
  animation-delay: .4s;
}
.overlay.open li:nth-of-type(3) {
  -webkit-animation-delay: .45s;
    animation-delay: .45s;
}
.overlay.open li:nth-of-type(4) {
  -webkit-animation-delay: .50s;
    animation-delay: .50s;
}
.overlay.open li:nth-of-type(5) {
  -webkit-animation-delay: .55s;
    animation-delay: .55s;
}
.overlay.open li:nth-of-type(6) {
  -webkit-animation-delay: .60s;
    animation-delay: .60s;
}
.overlay.open li:nth-of-type(7) {
  -webkit-animation-delay: .70s;
    animation-delay: .70s;
}
.overlay.open li:nth-of-type(8) {
  -webkit-animation-delay: .80s;
    animation-delay: .80s;
}
.overlay.open li:nth-of-type(9) {
  -webkit-animation-delay: .90s;
    animation-delay: .90s;
}
.overlay nav {
  position: relative;
  height: 300px;
  top: 50%;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);    
  font-size: 30px;
  line-height: 40px;
  font-family:Boldonse, sans-serif;
  font-weight: 400;
  text-align: center;
    text-transform: uppercase;
}
.overlay ul {
  list-style: none;
  padding: 0;
  margin: 0 auto;
  display: inline-block;
  position: relative;
  height: 100%;
}
.overlay ul li {
  display: block;
  height: 25%;
  height: calc(100% / 7);
  min-height: 50px;
  position: relative;
  opacity: 0;
}
.overlay ul li a {
  display: block;
  position: relative;
  color: #FFF;
  text-transform: uppercase;    
  text-decoration: none;
  overflow: hidden;
    padding:  10px 0px
}


.overlay ul li.menusocials a { 
    display: inline;
    padding: 0px 10px;
}
.overlay ul li a:hover:after, .overlay ul li a:focus:after, .overlay ul li a:active:after {
  width: 100%;
}
.overlay ul li a:after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0%;
  -webkit-transform: translateX(-50%);
  -ms-transform: translateX(-50%);    
  transform: translateX(-50%);
  height: 4px;
  background: #FFF;
  transition: .35s;
}


@-webkit-keyframes fadeInRight {
  0% {
    opacity: 0;
    left: 20%;
  }
  100% {
    opacity: 1;
    left: 0;
  }
}


@keyframes fadeInRight {
  0% {
    opacity: 0;
    left: 20%;
  }
  100% {
    opacity: 1;
    left: 0;
  }
}


@media (max-width: 800px) {
    
.button_container span {
}  
    
.overlay nav {    
font-size: 20px;
    line-height: 25px;
    
    }
    
    .overlay ul li.menusocials a {
        font-size: 20px;
        padding: 0px 5px;
    }
    
    .overlay {
          background: rgba(0,0,0,1);
    }    
    
.overlay ul li.big {
  height: calc(100% / 3.5);
}    

    
}