@media (max-width: 768px) {
  body {
	width: 768px;
	font-size: 3vh;
  }
.iframe_zahlavi {
	background-color: transparent;
	width: 510px;
}
.iframe_hlavnimenu {
	background-color:rgba(255, 255, 255, 0.9);
	width: 240px;	
}

div.hlavnibox {
	background-color:rgba(255, 255, 255, 0.9);
	padding: 0px 0px 0px 0px;
	margin: 0px 0px 0px 0px;
	left: 240px;
	top: 0px;
	width: 530px;
	position: absolute;
	z-index: 1;
	overflow: hidden;
}
.box-container {
	background-color: transparent;
	display: flex;
	flex-wrap: wrap;
	overflow: hidden;
	margin: 0px 0px 0px 0px;
	padding: 15px 20px 20px 0px;
	width: 530px;
	height: auto;
	border: 0px red solid;
	z-index: 1;
}
.imgpf{
	width: 530px;
}

.box3hs1 {
	width: 768px;
	height: auto;
	margin-bottom: 50px;
	font-size: 3vh;
}
.box3hs2 {
	width: 768px;
	height: auto;
	margin-bottom: 50px;
	font-size: 3vh;
}
.box3hs3 {
	width: 768px;
	height: auto;
	margin-bottom: 50px;
	font-size: 3vh;
}
  .boxhs {
	width: 420px;
	height: auto;
	margin-bottom: 50px;
	font-size: 3vh;
}

h1 {
	font-size: 6vh;
}
.h1_index {
	font-size: 6vh;
}
h2 {
	font-size: 4vh;
}
h3 {
	font-size: 4vh;
}
h4 {
	font-size: 3vh;
}
h5 {
	font-size: 4vh;
}
h6 {
	font-size: 3vh;
}
.ctetevice {
	font-size:5vh;
}