@media (max-width:640px) {

.hamburger {
	display: block;
	width: 50px;
	height: 50px;
	position: fixed;
	top: 1%;
	right: 1%;
	z-index: 99999999;
	-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;
	padding-top: 7px;
	padding-left: 10px;
	padding-bottom: 10px;
	padding-right: 10px;
	background-color: rgba(255,255,255,0.9);
	border-radius: 50%;
}
.hamburger__icon {
  position: relative;
  margin-top: 17px;
  margin-bottom: 7px;
}
.hamburger__icon, .hamburger__icon:before, .hamburger__icon:after {
	display: block;
	width: 30px;
	height: 2px;
	background-color: #000;
	-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: -10px;
}
.hamburger__icon:after {
  top: 10px;
}
.hamburger.active .hamburger__icon {
  background-color: transparent;
}
.hamburger.active .hamburger__icon:before, .hamburger.active .hamburger__icon:after {
  background-color: #000;
}
.hamburger.active .hamburger__icon:before {
  -moz-transform: translateY(10px) rotate(45deg);
  -ms-transform: translateY(10px) rotate(45deg);
  -webkit-transform: translateY(10px) rotate(45deg);
  transform: translateY(10px) rotate(45deg);
}
.hamburger.active .hamburger__icon:after {
  -moz-transform: translateY(-10px) rotate(-45deg);
  -ms-transform: translateY(-10px) rotate(-45deg);
  -webkit-transform: translateY(-10px) rotate(-45deg);
  transform: translateY(-10px) rotate(-45deg);
}
.fat-nav {
	top: 0;
	left: 0;
	z-index: 99999999;
	position: fixed;
	display: none;
	width: 100%;
 height: 100%;
	-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: auto;
	-webkit-overflow-scrolling: touch;
}
.fat-nav__wrapper {
  width: 100%;
  height: 100%;
  display: table;
  table-layout: fixed;
  background-color: rgba(0,0,0,0.8);
}
.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;
	padding: 0;
	margin: 0;
	width: 100%;
}
.fat-nav li {
	list-style-type: none;
	text-align: center;
	padding: 0px;
	letter-spacing: 0.1em;
	height: auto;
	width: 85%;
	margin-top: 0px;
	margin-right: auto;
	margin-bottom: 0px;
	margin-left: auto;
	border-top-width: 1px;
	border-top-style: solid;
	border-top-color: #fff;
}
.fat-nav ul li:last-child {
	border-bottom: 1px;
	border-bottom: solid;
	border-bottom: #fff;
}
.fat-nav li a {
	text-decoration: none;
	color: #FFF;
	margin: 0px;
	padding-top: 12px;
	padding-right: 0px;
	padding-bottom: 12px;
	padding-left: 0px;
	display: block;
	font-size: 90%;
}
.nav_underline{
 border-bottom: 1px solid #fff;
}
}