#stred {
  
	width: 600px;
	height: 0px;
	float: left;
	margin-left: 15px;
	margin-top: 40px;
	
	}

#stred_stred {

	width: 450px;
	height: 100px;
	padding: 3px;
	margin-top: 10px;
	background-color: #dedede;
}
img.sumava {
  float: center;
  margin-right: px;
  margin-bottom: px;
  border: 1px solid #E0E0E0;
  padding: 2px;
}