#nav {
	background-color: #f8f8f8;
	font-size: 14px;
	line-height: 20px;
	height: 50px;
}

#nav a:link, 
#nav a:visited, 
#nav a:hover {
	text-decoration: none;
}

.navbar-toggle {
	display: none;
}

.navbar-fixed-top {
	top: 0;
	position: fixed;
	right: 0;
	left: 0;
	z-index: 500;
	border-bottom: 1px solid #e7e7e7;	
	box-shadow: 0 0 1px 0 rgba(0, 0, 0, 0.2), 0 2px 2px 0 rgba(0, 0, 0, 0.24);
}

.navbar-header {
	float: left;
	display: block;
	box-sizing: border-box;
	height: 50px;
	padding-right: 20px;
}

.navbar-brand {
	padding: 3px 0 0 0;
	line-height: 17px;
	font-size: 14px;
	display: block !important;
	color: #777;	
}

.navbar-brand:hover {
	color: #555;
}

.navbar-collapse {
	display: block;
	height: auto;
	overflow: visible;
}

/* primeiro nivel */
.navbar-nav {
	height: 3.125em; /* 50 */	
	float: left;
	background-color: #fff;
	height:100%;	
}

.navbar-right {
	float: right;
}

.navbar-nav > li {
	display: block;
	position: relative;
	float: left;
	background-color: transparent;
}

.navbar-nav > li > a {
	font-family: Roboto, "Open Sans",Arial,sans-serif;
	font-weight:500;
	box-sizing: border-box;
	display: block;
	text-align: center;
	padding: 15px;
	background-color: transparent;
	/* color: #777; */
}

.navbar-nav > li:hover > a {
	background-color: #e7e7e7 !important;
	color: #333;
}

.navbar-nav > li:hover > ul {
	display: block !important;
	left: 0;
	right: 0;
}

.navbar-nav li:not ( :first-child ):hover ul {
	left: -1px;
}

/* segundo nivel */
.navbar-nav li ul {
	position: absolute;
	top: 100%;
	left: 0;
	z-index: 1000;
	display: none;
	min-width: 250px;
	padding: 5px 0;
	margin: 0;
	text-align: left;
	background-color: #fff;
	-webkit-background-clip: padding-box;
	background-clip: padding-box;
	border: 1px solid #ccc;
	border: 1px solid rgba(0, 0, 0, .15);
	border-radius: 4px;
	-webkit-box-shadow: 0 6px 12px rgba(0, 0, 0, .175);
	box-shadow: 0 6px 12px rgba(0, 0, 0, .175);
	box-sizing: border-box;
}

.navbar-nav li ul li a {
	display: block;
	width: 100%;
	padding: 3px 20px;
	clear: both;
	font-weight: 400;
	line-height: 1.42857143;
	color: #333;
	white-space: nowrap;
	box-sizing: border-box;
	background: transparent;
}

.navbar-nav li ul li:hover > a {
	background-color: #e7e7e7 !important;
}

.dropdown-toggle:after {
	content: '';
	display: inline-block;
	margin-left: 0.2em;
	vertical-align: middle;
	border-top: 0.22em dashed;
	border-right: 0.22em solid transparent;
	border-left: 0.22em solid transparent;
}

@media ( max-width: 640px ) {
	#nav {
		width: 100%;
		height: auto;
		border-bottom: 2px red #e7e7e7;
	}
	#nav:after {
		clear: both;
		content: "";
		width: 1px;
	}
	.navbar-toggle {
		width: 50px;
		height: 50px;
		text-align: center;
		right: 0;
		top: 0;
		text-indent: -9999px;
		background-color: #e7e7e7;
		position: absolute;
		display: block;	
		box-sizing: border-box;
		-webkit-transform: rotate(0deg);
		-moz-transform: rotate(0deg);
		-o-transform: rotate(0deg);
		transform: rotate(0deg);
		-webkit-transition: .5s ease-in-out;
		-moz-transition: .5s ease-in-out;
		-o-transition: .5s ease-in-out;
		transition: .5s ease-in-out;
	}
	.navbar-toggle span {
		display: block;
		position: absolute;
		height: 5px;
		width: 26px;
		background: #fff;
		border-radius: 9px;
		opacity: 1;
		left: 12px;
		-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;
	}
	.navbar-toggle span:nth-child(1) {
  		top: 10px;
	}
	.navbar-toggle span:nth-child(2), 
	.navbar-toggle span:nth-child(3) {
		top: 22.5px;
	}
	.navbar-toggle span:nth-child(4) {
  		top: 35px;
	}
	.navbar-toggle.open span:nth-child(1) {
		top: 18px;
		width: 0%;
		left: 50%;
	}
	.navbar-toggle.open span:nth-child(2) {
		-webkit-transform: rotate(45deg);
		-moz-transform: rotate(45deg);
		-o-transform: rotate(45deg);
		transform: rotate(45deg);
	}
	.navbar-toggle.open span:nth-child(3) {
		-webkit-transform: rotate(-45deg);
		-moz-transform: rotate(-45deg);
		-o-transform: rotate(-45deg);
		transform: rotate(-45deg);
	}
	.navbar-toggle.open span:nth-child(4) {
		top: 18px;
		width: 0%;
		left: 50%;
	}	
	
	.navbar-header {
		float: none;
		padding-right: 60px;
		padding-left: .8em;
	}	
	
	#navbar-wrapper {
        margin:0;
        padding: 0;
        clear: both;
        display: none;
	}
	
	.navbar-collapse {					
		border-top: 1px solid #e7e7e7;		
	}
	
	.navbar-nav {
		height: auto;
		float: none;
		clear: both;
		box-sizing: border-box;
		margin: 0 0 7.5px 0;
		background-color: #f8f8f8;
	}
	.navbar-right {
		float: none;
	}
	.navbar-nav>li {
		position: relative;
		display: block;
		float: none;
		height: auto;
		box-sizing: border-box;
	}
	.navbar-nav>li>a {
		display: block;
		padding: 10px 15px;
		text-align: left;
	}
	.navbar-nav>li:not ( :last-child ) > a {
		border-right: none;
	}
	/* segundo nivel */
	.navbar-nav li ul {
		position: static;
		width: 100%;
		height: auto;
		display: none;
		border: 0;
		background-color: transparent;
		box-shadow: none;
		padding:0;
	}
	.navbar-nav li ul li a {
		padding: 10px 20px;
		color: #777;
	}
	.navbar-nav li ul li a:hover {
		color: #333;
	}
}