body {
background-color: #f1f1f1;
font-family: Arial, Helvetica, sans-serif;
}
div.container {
position: initial;
width: 100%;
max-width: 1024px;
height: auto;
margin: auto;
}
img {
    width: 100%;
    height: auto;
}
.topnav {
overflow: hidden;
margin: 10px;
background-color: #FF0000;
}
.topnav a {
float: left;
display: block;
color: #f2f2f2;
text-align: center;
padding: 14px 16px;
text-decoration: none;
}
.topnav a:hover {
background-color: 	#C0C0C0;
color: black;
}
/* Style the header */
.header {
margin: 10px;
background-color: #FF0000;
padding: 0px;
text-align: center;
}
.column {
float: left;
width: 29.4%;
margin: 10px;
padding: 10px;
min-height: 110px;
height: auto;
}
.row:after {
content: "";
display: table;
clear: both;
}
.content {
background-color: #FFFFFF;
margin: 10px;
padding: 10px;
height: auto;
}
/* Bezarhato uzenet doboz */
.callout {
  position: fixed;
  bottom: 20px;
  right: 10px;
  margin: 10px;
  max-width: 350px;
}
.callout-header {
  padding: 10px 10px;
  background: #FF0000;
  font-size: 18px;
  color: white;
  border: 2px solid #ffffff;
  border-radius: 10px 10px 0px 0px;
}
.callout-container {
  padding: 10px 5px;
  background-color: #ffffff;
  color: ;
}
.closebtn {
  position: absolute;
  top: 5px;
  right: 15px;
  color: white;
  font-size: 30px;
  cursor: pointer;
}
.closebtn:hover {
  color: lightgrey;
}
.footer {
margin: 10px;
background-color: #FF0000;
padding: 10px;
text-align: center;
}
@media (max-width: 600px) {
.column {
width: 100%;
}