body.menu-loaded {
    overflow-x: hidden;
}

header {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    background-color: #fff;
    position: fixed;
    z-index: 999999;
    top: 0;
    left: 0;
    width: 100%;
    height: 50px;
    padding: 5px 0 0 0;
}

.logo {
    width: 270px;
    height: 50px;
}

.menu:not(.loaded) {
  visibility: hidden;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}
.menu > ul {
    float: left;
}
.menu > ul > li > a {
    display: block;
    text-transform: uppercase;
}
.menu > ul > li > a:hover {
    background-color: #efefef;
}
.menu--visible {
    overflow: hidden;
    white-space: nowrap;
}
.menu--visible > li {
    display: inline-block;
}
.menu--visible > li > a {
    display: block;
    padding: 15px 20px;
    color:#333;
}
.menu--visible:empty ~ .menu-toggle {
    top: 0;
}
.menu--invisible {
    position: fixed;
    width:100%;
    top: 50px;
    bottom: 0;
    overflow-y: scroll;
    -webkit-overflow-scrolling: touch;
    text-align: center;
}
.menu--invisible > li > a {
    display: block;
    width: 100%;
    padding: 15px;
    background: #fff;
    padding: 24px;
    color:#333;
    border-bottom: 1px solid #ddd;
}
.menu--invisible > li > a:hover {
    text-decoration: none;
    color:#b00;
    background: #fff;
}
.menu--invisible.nav-left {
  left: 0;
  transform: translateX(-100%);
}
.menu--invisible.nav-right {
  right: 0;
  transform: translateX(100%);
}
.menu--invisible.transition-enabled {
  transition: transform 400ms cubic-bezier(0.55, 0, 0.1, 1);
}
.menu--invisible.nav-open {
  transform: translateX(0);
}

/* hamburger icon */
.menu-toggle {
    position: relative;
    z-index: 1;
    top: 15px;
    float: left;
    width: 50px;
    height: 20px;
    cursor: pointer;
    transition: transform 400ms ease-in-out;
}
.menu-toggle.invisible {
    position: absolute;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    pointer-events: none;
    opacity: 0;
}
.menu-toggle span {
  position: absolute;
  right: 0;
  left: 0;
  display: block;
  width: 3px;
  height: 3px;
  margin: auto;
  pointer-events: none;
  border-radius: 0;
  background-color: #000;
  -webkit-transform: rotate(0deg);
  -moz-transform: rotate(0deg);
  -o-transform: rotate(0deg);
  transform: rotate(0deg);
  -webkit-transition: .25s ease-in-out;
  -moz-transition: .25s ease-in-out;
  -o-transition: .25s ease-in-out;
  transition: .25s ease-in-out;
}
.menu-toggle span:nth-child(1) {
  top: 2px;
}
.menu-toggle span:nth-child(2) {
  top: 50%;
  transform: translateY(-50%);
}
.menu-toggle span:nth-child(3) {
  bottom: 2px;
}
.menu-toggle.icon--active span {
  width: 20px;
}
.menu-toggle.icon--active span:nth-child(1){
    -webkit-transform: rotate(45deg);
    -moz-transform: rotate(45deg);
    -o-transform: rotate(45deg);
    transform: rotate(45deg);
    top:10px;
}
.menu-toggle.icon--active span:nth-child(2){
    -webkit-transform: rotate(-45deg);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(-45deg);
}
.menu-toggle.icon--active span:nth-child(3){
    opacity:0;
}

/* submenu */
.menu > ul > li > ul {
    display: none;
    top:80px;
    right:0px;
    background-color:#fff;
    border-left:1px solid #eee;
    width:100%;
    padding:20px;
}

@media (min-width: 1024px) {
    header {
        height: 100px;
        padding: 0 100px;
    }
    .logo {
        width: 540px;
        height: 100px;
    }
    .menu--invisible {
        width:auto;
        min-width: 300px;
        text-align: right;
        top:100px;
    }
    .menu > ul > li > a {
        background-color: #fff;
    }
    .menu > ul > li > a:hover {
        text-decoration: none !important;
        color:#b00;
        background-color: #efefef;
        border-radius: 4px;
    }
}