body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}



main {
    padding: 20px;
    background-color: #fff;
    margin: 20px auto;
    width: 80%;
    max-width: 800px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.137);
}


header{
    background-color: #292929 ;
   text-align: center;
}

footer {
    text-align: center;
    padding: 10px;
    background-color: #333;
    color: white;
    position: fixed;
    bottom: 0;
    width: 100%;
}


.mozak{
    background-color: rgb(207, 91, 111);
}


.srce{
    background-color: #b1451e;
}

.jetra{

    background-color: #bfce3c;
}

/* za linkove stvari su tu*/

nav ul {
    list-style: none;
    padding: 0;
    
    text-align: center;
}

nav ul li {
    display: inline-block;
}


nav ul li a {
    text-decoration: none;
    color: white;
    padding: 15px 20px;
  display: inline-block;
}

a {
    text-decoration: none;
    color: #000;
}


a:visited {
    color: #6a5acd; 
}


a:hover {
    color: #ff6347; 
    text-decoration: underline; 
}


a:active {
    color: #ff4500;
}