* {
  box-sizing: border-box;
}

.header {
  position: fixed;
  z-index: 50;
  width: 100%;
}

.burger {
  position: absolute;
  z-index: 60;
  right: 25px;
  top: 25px;
  cursor: pointer;
  -webkit-transform: rotateY(0);
          transform: rotateY(0);
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}
.burger__patty {
  width: 28px;
  height: 2px;
  margin: 0 0 4px 0;
  background: white;
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}
.burger__patty:last-child {
  margin-bottom: 0;
}
.burger--close {
  -webkit-transform: rotate(180deg);
          transform: rotate(180deg);
}
.burger--close .burger__patty:nth-child(1) {
  -webkit-transform: rotate(45deg) translate(4px, 4px);
          transform: rotate(45deg) translate(4px, 4px);
}
.burger--close .burger__patty:nth-child(2) {
  opacity: 0;
}
.burger--close .burger__patty:nth-child(3) {
  -webkit-transform: rotate(-45deg) translate(5px, -4px);
          transform: rotate(-45deg) translate(5px, -4px);
}

.menu {
  position: fixed;
  top: 0;
  width: 100%;
  visibility: hidden;
}
.menu--active {
  visibility: visible;
}
.menu__brand {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: column wrap;
      -ms-flex-flow: column wrap;
          flex-flow: column wrap;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  float: left;
  width: 65%;
  height: 100vh;
  overflow: hidden;
}

.menu__list {
  opacity:0.8;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: column wrap;
      -ms-flex-flow: column wrap;
          flex-flow: column wrap;
  -webkit-box-align: left;
  -webkit-align-items: left;
      -ms-flex-align: left;
          align-items: left;
  -webkit-box-pack: left;
  -webkit-justify-content: left;
      -ms-flex-pack: left;
          justify-content: left;
  float: left;
  width: 35%;
  height: 100vh;
  overflow: hidden;
}

.menu__list {
  margin: 0;
  padding: 220px 0 0 60px;
  background: rgba(255, 255, 255, 1);
  list-style-type: none;
  -webkit-transform: translate3d(0, -100%, 0);
          transform: translate3d(0, -100%, 0);
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}
.menu__list--active {
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
}
.menu__brand {
  background: rgba(0, 0, 0, 0.8);
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  -webkit-transform: translate3d(0, 100%, 0);
          transform: translate3d(0, 100%, 0);
}
.menu__brand--active {
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
}
.menu__item {
  -webkit-transform: translate3d(800px, 0, 0);
          transform: translate3d(800px, 0, 0);
  -webkit-transition: all 0.2s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.2s cubic-bezier(0.23, 1, 0.32, 1);
}
.menu__item--active {
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
}
.menu__link {
  display: inline-block;
  position: relative;
  letter-spacing:-0.5px;
  font-size: 4em;
  padding: 4px 0;
  font-weight: 700;
  color: #000;
  text-decoration: none;
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}
.menu__link2 {
  display: inline-block;
  position: relative;
  letter-spacing:-0.5px;
  font-size: 2em;
  padding:0;
  font-weight: 400;
  color: #000;
  text-decoration: none;
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}
.menu__link:before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0px;
  height: 2px;
  background: black;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}
.menu__link2:before {
  display: inline-block;
  position: relative;
  letter-spacing:-0.5px;
  font-size: 2em;
  padding:0;
  font-weight: 400;
  color: #000;
  text-decoration: none;
  -webkit-transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  transition: all 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}
.menu__link:hover:before {
  width: 100%;
}
.menu .menu__item:nth-child(1) {
  -webkit-transition-delay: 0.1s;
          transition-delay: 0.1s;
}
.menu .menu__item:nth-child(2) {
  -webkit-transition-delay: 0.2s;
          transition-delay: 0.2s;
}
.menu .menu__item:nth-child(3) {
  -webkit-transition-delay: 0.3s;
          transition-delay: 0.3s;
}
.menu .menu__item:nth-child(4) {
  -webkit-transition-delay: 0.4s;
          transition-delay: 0.4s;
}
.menu .menu__item:nth-child(5) {
  -webkit-transition-delay: 0.5s;
          transition-delay: 0.5s;
}
.menu .menu__item:nth-child(6) {
  -webkit-transition-delay: 0.6s;
          transition-delay: 0.6s;
}

@media screen and (max-width: 768px) {
  ul.menu__list,
  div.menu__brand {
    float: none;
    width: 100%;
    min-height: 0;
  }
  ul.menu__list--active,
  div.menu__brand--active {
    -webkit-transform: translate3d(0, 0, 0);
            transform: translate3d(0, 0, 0);
  }

  .menu__list {
    height: 75vh;
    -webkit-transform: translate3d(-100%, 0, 0);
            transform: translate3d(-100%, 0, 0);
  }

  .menu__link {
    font-size: 24px;
  }

  .menu__brand {
    height: 25vh;
    -webkit-transform: translate3d(100%, 0, 0);
            transform: translate3d(100%, 0, 0);
  }
  .menu__brand .logo {
    width: 90px;
    height: 90px;
  }
}
.logo {
  width: 200px;
  height: 200px;
  background: #1a1a1a;
  border-radius: 50%;
}

h1, h2, h3, p {
  margin: 0;
  font-weight: 400;
}

main {
  height: 100vh;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-flow: column wrap;
      -ms-flex-flow: column wrap;
          flex-flow: column wrap;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  padding: 8vw;
}
main h1 > a {
  color: white;
  text-decoration: none;
  font-size: 48px;
  font-weight: 300;
}

.support {
  position: fixed;
  bottom: 24px;
  color: rgba(0, 0, 0, 0.6);
}