@charset "utf-8";
img {
	width: 100%;
}
body {
	margin: 0px;
}
.nav {
	display: block;
	height: 50px;
	width: 100%;
}
.logo {
	height: 100px;
	width: 100%;
}
.logo .tu-logo {
	width: 5%;
	margin-top: 16px;
	float: left;
	margin-left: 5%;
}

.logo .tu-logo2 {
	width: 15%;
	margin-top: 18px;
}
.logo .mbtn {
	width: 3%;
	margin-top: 18px;
	float: right;
	margin-right: 5%;
}

.qc {
	clear: both;
}
.footer {
	width: 100%;
	background-color: #f2f2f2;
	padding-top: 80px;
	padding-bottom: 80px;
}
.footer .bydcare {
	width: 200px;
	margin-right: auto;
	margin-left: auto;
	padding-top: 10px;
	padding-bottom: 10px;
}
h4 {
	font-family: Geneva, Arial, Helvetica, sans-serif;
	font-weight: normal;
	font-size: 1.1em;
	line-height: 1.4em;
	color: #666666;
}
h5 {
	font-family: Geneva, Arial, Helvetica, sans-serif;
	font-weight: normal;
	font-size: 0.em;
	color: #666666;
	font-size: 0.9em;
}
.tzhtu {
	width: 30%;
}
.tu .zh {
	width: 100%;
}

.vid-wrapper{
    width:100%;
    position:relative;
    padding-bottom:56.25%;    /*需要用padding来维持16:9比例,也就是9除以容16*/
    height: 0;
}

.bt {
	margin-left: 18px;
	margin-bottom: 8px;
	padding-top: 8px;
	margin-top: 8px;
	padding-bottom: 0px;
}
.ann {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 35px;
	color: #FFFFFF;
	background-color: #0099FF;
	padding-top: 15px;
	padding-bottom: 15px;
	width: 250px;
	margin-right: auto;
	margin-left: auto;
}
.anneurope {
	font-family: Arial, Helvetica, sans-serif;
	font-size: 30px;
	color: #FFFFFF;
	background-color: #ccc;
	padding-top: 10px;
	padding-bottom: 10px;
	width: 450px;
	margin-right: auto;
	margin-left: auto;
	display: block;
	text-decoration: none;
}

.v {
	height: 768px;
	width: 1280px;
}

br {
	width: 100%;
	height: 20px;
}


/************************************************************************************
MEDIA QUERIES
*************************************************************************************/
/* for 980px or less */
@media screen and (max-width: 980px) {

.v {
	height: 500px;
	width: 100%;
}	

.anneurope {
	font-size: 20px;
	padding-top: 10px;
	padding-bottom: 10px;
	width: 350px;
}

}

/* for 700px or less */
@media screen and (max-width: 700px) {

.logo .tu-logo {
	width: 13%;
	margin-top: 16px;
	float: left;
	margin-left: 5%;
}

.logo .tu-logo2 {
	width: 36%;
	margin-top: 18px;
}
.logo .mbtn {
	width: 9%;
	margin-top: 18px;
	float: right;
	margin-right: 5%;
}

.ann {
	font-size: 15px;
	padding-top: 6px;
	padding-bottom: 6px;
	width:100px;
}

.anneurope {
	font-size: 10px;
	padding-top: 4px;
	padding-bottom: 4px;
	width: 150px;
}

.v {
	height: 300px;
	width: 100%;
}

h4 {
	font-size: 0.9em;
}
h5 {
	font-size: 0.8em;
}

}

/* for 480px or less */
@media screen and (max-width: 480px) {


}