body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
}
header{
text-align:center;
}
.topnav {
  overflow: hidden;
  background-color: #1E90FF;
}

.topnav a {
  float: right;
  color: #ADFF2F;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: #ddd;
  color: black;
}	
content {
    width: 80%;
    margin: 0 auto;
    margin-top: 30px;
}
#farma{
	position: relative;
    height: 800px;
	width: 100%;
	background-image:url("slike/background.png");
	background-repeat:no-repeat;
	background-size:100%;
}
#krava {
    width: 20%;
    height: 20%;
    background-image: url('slike/cow.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 150px 150px;

    position: absolute;
    top: 78%;
    left: 50%;
}
#krava:hover {
    background-size: 170px 170px;
}
#konj {
    width: 20%;
    height: 20%;
    background-image: url('slike/horse.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 150px 150px;

    position: absolute;
    top: 78%;
    left: 65%;
}
#konj:hover {
    background-size: 170px 170px;
}
#magarac {
    width: 20%;
    height: 20%;
    background-image: url('slike/donkey.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 150px 150px;

    position: absolute;
    top: 78%;
    left: 80%;
}
#magarac:hover {
    background-size: 170px 170px;
}
#ovca {
    width: 20%;
    height: 20%;
    background-image: url('slike/sheep.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 150px 150px;

    position: absolute;
    top: 78%;
    left: 20%;
}
#ovca:hover {
    background-size: 170px 170px;
}
#svinja {
    width: 20%;
    height: 20%;
    background-image: url('slike/pig.png');
    background-repeat: no-repeat;
    background-position: center;
    background-size: 150px 150px;

    position: absolute;
    top: 78%;
    left: 35%;
}
#svinja:hover {
    background-size: 170px 170px;