html {
	/*background: #666666;*/
    background: url(/layout/hg.jpg) no-repeat center center;
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;
	background-size: cover;
}

header img{
	width: 90%;
	height: auto;
}

.pagewrap {
	width: 100%;
	margin: 0 auto;
}
img{
	width:100%;
	height:auto;}
h2 {
	font-size: 150%;
}
.piket {
	font-size: 150%;
}	

.iframebox{
	position: relative;
	padding-bottom: 56.25%;
	height: 0;
	overflow: hidden;
}
.iframebox iframe {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
}