@media print, screen and (min-width: 641px) {
.hamburger {
 display: none;
}
.fat-nav  {
 display: none;
}
}


@media print, screen and (max-width: 640px) {

.hamburger {
 display: block;
 width: 50px;
 height: 50px;
 top: 1.5%;
 z-index: 10000;
 padding-top: 12px;
 padding-bottom: 12px;
 -moz-box-sizing: border-box;
 -webkit-box-sizing: border-box;
 box-sizing: border-box;
 -webkit-tap-highlight-color: transparent;
 -webkit-tap-highlight-color: transparent;
 -ms-touch-action: manipulation;
 touch-action: manipulation;
 float: right;
 padding-left: 12px;
 padding-right: 12px;
 right: 0%;
 position: fixed;
}
.hamburger__icon {
  position: relative;
  margin-top: 7px;
  margin-bottom: 7px;
}
.hamburger__icon, .hamburger__icon:before, .hamburger__icon:after {
 display: block;
 width: 25px;
 height: 5px;
 background-color: #000000;
 -moz-transition-property: background-color, -moz-transform;
 -o-transition-property: background-color, -o-transform;
 -webkit-transition-property: background-color, -webkit-transform;
 transition-property: background-color, transform;
 -moz-transition-duration: 0.4s;
 -o-transition-duration: 0.4s;
 -webkit-transition-duration: 0.4s;
 transition-duration: 0.4s;
}
.hamburger__icon:before, .hamburger__icon:after {
  position: absolute;
  content: "";
}
.hamburger__icon:before {
  top: -7px;
}
.hamburger__icon:after {
  top: 7px;
}
.hamburger.active .hamburger__icon {
  background-color: transparent;
}
.hamburger.active .hamburger__icon:before, .hamburger.active .hamburger__icon:after {
  background-color: #fff;
}
.hamburger.active .hamburger__icon:before {
  -moz-transform: translateY(7px) rotate(45deg);
  -ms-transform: translateY(7px) rotate(45deg);
  -webkit-transform: translateY(7px) rotate(45deg);
  transform: translateY(7px) rotate(45deg);
}
.hamburger.active .hamburger__icon:after {
  -moz-transform: translateY(-7px) rotate(-45deg);
  -ms-transform: translateY(-7px) rotate(-45deg);
  -webkit-transform: translateY(-7px) rotate(-45deg);
  transform: translateY(-7px) rotate(-45deg);
}

.fat-nav {
 top: 0;
 left: 0;
 z-index: 9999;
 position: fixed;
 display: none;
 width: 100%;
 height: 100%;
 background-color: rgba(0,0,0,0.90);
 -moz-transform: scale(1.4);
 -ms-transform: scale(1.4);
 -webkit-transform: scale(1.4);
 transform: scale(1.4);
 -moz-transition-property: -moz-transform;
 -o-transition-property: -o-transform;
 -webkit-transition-property: -webkit-transform;
 transition-property: transform;
 -moz-transition-duration: 0.4s;
 -o-transition-duration: 0.4s;
 -webkit-transition-duration: 0.4s;
 transition-duration: 0.4s;
 overflow-y: auto;
 overflow-x: hidden;
 -webkit-overflow-scrolling: touch;
}
.fat-nav__wrapper {
  width: 100%;
  height: 100%;
  display: table;
  table-layout: fixed;
}
.fat-nav.active {
  -moz-transform: scale(1);
  -ms-transform: scale(1);
  -webkit-transform: scale(1);
  transform: scale(1);
}
.fat-nav ul {
  display: table-cell;
  vertical-align: middle;
  margin: 0;
  padding: 0;
}
.fat-nav li {
 list-style-type: none;
 text-align: center;
 padding: 10px;
 font-size: 24px;
 width: 57%;
 margin-right: auto;
 margin-left: auto;
 border-bottom-width: 1px;
 border-bottom-style: solid;
}
.fat-nav li, .fat-nav li a {
 color: #fff;
 text-align: center;
}
.fat-nav li a {
 text-decoration: none;
 font-size: 80%;
 font-family: "ＭＳ ゴシック", "MS Gothic", "Osaka－等幅", Osaka-mono, monospace;
 text-align: center;
 padding-bottom: 2%;
}
}