a {
    text-decoration: none; 
    font-size:16px; 
    font-weight:500; 
    font-family:Arial;
}
body {
    background-image: url('items/back.jpg');
}

.vrh {
    position: fixed;
    top: 0px;
    left:0px;
    background:url(items/z1.jpg) repeat;
    width: 100%;
    height: 15px;
}
.lijevo {
    position: fixed;
    top: 0px;
    left:0px;
    background:url(items/z1.jpg) repeat;
    width: 15px;
    height: 100%;
}
  .desno {
    position: fixed;
    top: 0px;
    right:0px;
    background:url(items/z1.jpg) repeat;
    width: 15px;
    height: 100%;
}
.dole {
    position: fixed;
    bottom: 0px;
    left:0px;
    background:url(items/z1.jpg) repeat;
    width: 100%;
    height: 15px;
}
.desniblok {
    position: absolute;
    top: 0px;
    left:0px;
    background-color: white;
    width: 200px;
    height: 700px;
    text-align: center;
}
.centar {
    position: absolute;
    top: 0px;
    left:200px;
    width: 70%;
    height: 100%;
    text-align: center;
    
}
.sredina{
    position: absolute;
    top:15px;
    left: 15px;
    width: 90%;
    display: inline-block;
    margin: 0 auto;
}

.slika {
  position:relative;
  top: 10px;
  left: 15px;
  width: 150px;
  height: 40px;
  padding: 5px;
}

.slika:hover {border: darkred solid 2px;}