/* fix menu top */
.affix {
	top: 0;
	left : 0;
	width: 100%;
}
/* end fix menu top */

a{
	text-decoration : none;
}
a:hover{
	text-decoration : none;
}
/* back to top */
#btn_back_to_top {
	display: none; /* Hidden by default */
	position: fixed; /* Fixed/sticky position */
	bottom: 20px; /* Place the button at the bottom of the page */
	right: 20px; /* Place the button 30px from the right */
	z-index: 99; /* Make sure it does not overlap */
	border: none; /* Remove borders */
	outline: none; /* Remove outline */
	background-color: #337ab7; /* Set a background color */
	color: white; /* Text color */
	cursor: pointer; /* Add a mouse pointer on hover */
	padding: 13px 15px 13px; /* Some padding */
	border-radius: 50%; /* Rounded corners */
}
#btn_back_to_top:hover {
	background-color: #555; /* Add a dark-grey background on hover */
}
/* end back to top */

/* off canvas - menu left */
html,
body {
	overflow-x: hidden; /* Prevent scroll on narrow devices */
	/* background-color : #EDEDED; */
}
.main_body{
	background-color : #ffffff;
}
#myCarousel{
	margin-bottom : 5px;
}

#myCarousel .img_slider_big{
	max-width:100% !important;
	margin : auto !important;
}

.header_subject{
	border-bottom : 2px solid #337ab7;
	margin-bottom : 5px;
}

.title_subject{
	background-color : #337ab7;
	text-transform : uppercase;
	padding-left : 10px;
	padding-right : 10px;
	padding-top : 7px;
	padding-bottom : 4px;
	color : #ffffff;
	font-weight : bold;
}

.khoitin_phai{
	margin-bottom : 30px;
	padding-bottom : 5px;
	box-shadow:0 1px 3px 0 rgba(0, 0, 0, 0.1);
}

.khoitin_phai .tin_tuc{
	/* margin-bottom : 7px; */
}

.khoitin_phai .tin_tuc:last-child{
	margin-bottom : 0px;
}

.footer {
	padding: 30px 0;
	width: 100%;
	background-color: #C3C3C3;
	/* background : -webkit-linear-gradient(top, #C3C3C3, #F4F4F4); */
	/* background : -o-linear-gradient(top, #C3C3C3, #F4F4F4); */
	/* background : -moz-linear-gradient(top, #C3C3C3, #F4F4F4); */
	/* background : linear-gradient(top, #C3C3C3, #F4F4F4); */
	padding-top: 25px !important;
	padding-bottom: 5px !important;
}
/* menu */
.navbar{
	border-radius : 0 !important;
}
.navbar-brand{
	height : 20px !important;
	line-height : 20px !important;
	padding : 10px 5px !important;
	font-size : 16px !important;
}
#navbar-ngang{
	background-color : #009CFF;
	min-height : 30px;
	padding-left : 0px !important;
	padding-right : 0px !important;
	margin-bottom : 0px !important;
	z-index : 999;
}

#menu-ngang > li > a{
	/* font-family:'UVNVAN_B'; */
	font-size:13px;
	font-weight:bold;
	padding: 6px 15px 5px 15px;
	color:#ffffff;
}
#menu-ngang > li {
	border-right : 1px solid #98D6FF;
}
#menu-ngang > li:last-child{
	border-right : none;
}
#menu-ngang > li > a:hover{
	background-color : #004A9E;
	color : #ffffff !important;
}

#menu-ngang > li > a:focus, #menu-ngang > li > a:hover{
	background-color : #004A9E !important;
}
#menu-ngang .open > a, #menu-ngang .open > a:focus, #menu-ngang .open > a:hover{
	background-color : #004A9E !important;
}
#menu-ngang > li > ul{
	background-color : #009CFF;
}
#menu-ngang > li > ul > li > a{
	font-size:13px;
	font-weight:bold;
	color:#ffffff;
	padding: 8px 10px 4px 10px;
}
#menu-ngang > li > ul > li > a:hover{
	background-color : #004A9E;
	color : #ffffff !important;
}
#menu-ngang > li > ul > li > ul{
	display : none;
}

#menu-ngang > li > ul > li{
	position : relative;
}

#menu-ngang > li > ul > li > ul{
	margin-left : 60px;
}

@media (min-width: 992px) {
	#menu-ngang > li > ul > li > ul{
		position : absolute;
		margin-left : 0px;
		/* width:300px; */
		left : 100%;
		top : 0px;
	}
}
.xoay{
	transform : rotate(-90deg);
	-moz-transform : rotate(-90deg);
	-webkit-transform : rotate(-90deg);
	-o-transform : rotate(-90deg);
	-ms-transform : rotate(-90deg);
}
#menu-ngang > li > ul > li > ul{
	background-color : #009CFF;
}

#menu-ngang > li > ul > li > ul > li{
	background-color : #009CFF;
	height : 30px;
	line-height:30px;
	list-style : none;
}

#menu-ngang > li > ul > li > ul > li>a:hover{
	background-color : #004A9E !important;
}

#menu-ngang > li > ul > li > ul > li > a{
	font-size:13px;
	font-weight:bold;
	color:#ffffff;
	padding: 8px 10px 4px 10px;
}

#menu-ngang > li > ul > li:hover > ul{
	display : block;
}

/* @media (min-width: 1100px) {
	#menu-ngang > li > a{
		padding: 8px 10px 4px 10px !important;
	}
}

@media (max-width:1024px){
	#menu-ngang > li > a {
		padding: 8px 4px 8px 4px !important;
	}
} */
.navbar-toggle{
	border-color:#ccc;
	z-index:99;
}
.navbar-toggle .icon-bar {
	background-color:#fff;
}
@media (min-width:900px){
	.nav li.dropdown:hover > ul.dropdown-menu{
		display : block;
	}
}
/* Khi màn hình lớn hơn 1000px (hiển thị đủ menu) */
@media screen and (max-width: 1000px) {
	.navbar-header {
		float: none;
	}
	.navbar-left,.navbar-right {
		float: none !important;
	}
	.navbar-toggle {
		display: block;
	}
	.navbar-collapse {
		border-top: 1px solid transparent;
		box-shadow: inset 0 1px 0 rgba(255,255,255,0.1);
	}
	.navbar-fixed-top {
		top: 0;
		border-width: 0 0 1px;
	}
	.navbar-collapse.collapse {
		display: none!important;
	}
	.navbar-nav {
		float: none!important;
		margin-top: 7.5px;
	}
	.navbar-nav>li {
		float: none;
	}
	.navbar-nav>li>a {
		padding-top: 10px;
		padding-bottom: 10px;
	}
	.collapse.in{
		display:block !important;
	}
}
#navbar-ngang  .navbar-toggle{
	margin-top : 2px !important;
	margin-bottom : 2px !important;
	margin-right : 5px;
	padding : 7px 7px;
}
/* menu */

.so_truy_cap{
	border:1px solid #ffffff;
	background-color:#000000;
	color:#ffffff;
	padding:4px 4px;
}

@media screen and (max-width: 768px) {
	#menu-ngang > li > ul > li > a{
		margin-left:30px;
	}
}
.owl-carousel .owl-item{
	text-align : center;
}
.owl-carousel .owl-item img {
	width: 70% !important;
	height : 100px;
	margin : auto;
	border : 1px solid #98D6FF;
}
@media (max-width:767px){
	.fix>.col-lg-1:nth-child(12n+1),
	.fix>.col-lg-2:nth-child(6n+1),
	.fix>.col-lg-3:nth-child(4n+1),
	.fix>.col-lg-4:nth-child(3n+1),
	.fix>.col-lg-6:nth-child(2n+1),
	.fix>.col-md-1:nth-child(12n+1),
	.fix>.col-md-2:nth-child(6n+1),
	.fix>.col-md-3:nth-child(4n+1),
	.fix>.col-md-4:nth-child(3n+1),
	.fix>.col-md-6:nth-child(2n+1),
	.fix>.col-sm-1:nth-child(12n+1),
	.fix>.col-sm-2:nth-child(6n+1),
	.fix>.col-sm-3:nth-child(4n+1),
	.fix>.col-sm-4:nth-child(3n+1),
	.fix>.col-sm-6:nth-child(2n+1){
		clear : none;
	}
	
	.fix>.col-xs-1:nth-child(12n+1),
	.fix>.col-xs-2:nth-child(6n+1),
	.fix>.col-xs-3:nth-child(4n+1),
	.fix>.col-xs-4:nth-child(3n+1),
	.fix>.col-xs-6:nth-child(2n+1){
		clear : left;
	}
}
@media (min-width:767px){
	.fix>.col-xs-1:nth-child(12n+1),
	.fix>.col-xs-2:nth-child(6n+1),
	.fix>.col-xs-3:nth-child(4n+1),
	.fix>.col-xs-4:nth-child(3n+1),
	.fix>.col-xs-6:nth-child(2n+1),
	.fix>.col-lg-1:nth-child(12n+1),
	.fix>.col-lg-2:nth-child(6n+1),
	.fix>.col-lg-3:nth-child(4n+1),
	.fix>.col-lg-4:nth-child(3n+1),
	.fix>.col-lg-6:nth-child(2n+1),
	.fix>.col-md-1:nth-child(12n+1),
	.fix>.col-md-2:nth-child(6n+1),
	.fix>.col-md-3:nth-child(4n+1),
	.fix>.col-md-4:nth-child(3n+1),
	.fix>.col-md-6:nth-child(2n+1){
		clear : none;
	}
	
	.fix>.col-sm-1:nth-child(12n+1),
	.fix>.col-sm-2:nth-child(6n+1),
	.fix>.col-sm-3:nth-child(4n+1),
	.fix>.col-sm-4:nth-child(3n+1),
	.fix>.col-sm-6:nth-child(2n+1){
		clear : left;
	}
}

@media (min-width:992px){
	.fix>.col-xs-1:nth-child(12n+1),
	.fix>.col-xs-2:nth-child(6n+1),
	.fix>.col-xs-3:nth-child(4n+1),
	.fix>.col-xs-4:nth-child(3n+1),
	.fix>.col-xs-6:nth-child(2n+1),
	.fix>.col-lg-1:nth-child(12n+1),
	.fix>.col-lg-2:nth-child(6n+1),
	.fix>.col-lg-3:nth-child(4n+1),
	.fix>.col-lg-4:nth-child(3n+1),
	.fix>.col-lg-6:nth-child(2n+1),
	.fix>.col-sm-1:nth-child(12n+1),
	.fix>.col-sm-2:nth-child(6n+1),
	.fix>.col-sm-3:nth-child(4n+1),
	.fix>.col-sm-4:nth-child(3n+1),
	.fix>.col-sm-6:nth-child(2n+1){
		clear : none;
	}
	
	.fix>.col-md-1:nth-child(12n+1),
	.fix>.col-md-2:nth-child(6n+1),
	.fix>.col-md-3:nth-child(4n+1),
	.fix>.col-md-4:nth-child(3n+1),
	.fix>.col-md-6:nth-child(2n+1){
		clear : left;
	}
}

@media (min-width:1200px){
	.fix>.col-xs-1:nth-child(12n+1),
	.fix>.col-xs-2:nth-child(6n+1),
	.fix>.col-xs-3:nth-child(4n+1),
	.fix>.col-xs-4:nth-child(3n+1),
	.fix>.col-xs-6:nth-child(2n+1),
	.fix>.col-md-1:nth-child(12n+1),
	.fix>.col-md-2:nth-child(6n+1),
	.fix>.col-md-3:nth-child(4n+1),
	.fix>.col-md-4:nth-child(3n+1),
	.fix>.col-md-6:nth-child(2n+1),
	.fix>.col-sm-1:nth-child(12n+1),
	.fix>.col-sm-2:nth-child(6n+1),
	.fix>.col-sm-3:nth-child(4n+1),
	.fix>.col-sm-4:nth-child(3n+1),
	.fix>.col-sm-6:nth-child(2n+1){
		clear : none;
	}
	
	.fix>.col-lg-1:nth-child(12n+1),
	.fix>.col-lg-2:nth-child(6n+1),
	.fix>.col-lg-3:nth-child(4n+1),
	.fix>.col-lg-4:nth-child(3n+1),
	.fix>.col-lg-6:nth-child(2n+1){
		clear : left;
	}
}
.guter-5  > [class^="col-"]{
	padding-left:5px !important;
	padding-right:5px !important;
}