@import url('https://fonts.googleapis.com/css2?family=Gotu&family=Muli:wght@200&display=swap');


html {
    background: #cccccc;
    max-width: 1000px;
    margin: 0 auto;
    font-family: 'Gotu', sans-serif;
}
.section {
    background-image: url("../img/hiv-virus.jpg");
    min-height: 550px;
    background-size: cover;
    padding: 10px 30px;
    margin: 40px 0;  
}
.section h1 {
    color: white;
    font-size: 60px;
    
}
.section p {
    color: rgb(214, 202, 32);
    font-style: italic;
    font-size: 105%;
    
}
  
  /* Position the navbar container inside the image */
  .container {
    float: right;
    margin: 20px;
    width: 170px; 
  }
  
  /* The navbar */
  .topnav {
    overflow: hidden;
    background-color: #333;
  }
  
  /* Navbar links */
  .topnav a {
    display: block;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;
  }
  
  .topnav a:hover {
    background-color: turquoise;
    color: black;
  }
.menu-zgoraj {
    overflow: hidden;
    background-image: linear-gradient(rgb(228, 201, 201), rgb(129, 29, 29));
}
.menu-zgoraj a {
    display: inline-block;
    color: black;
    text-align: center;
    padding: 15px 0;
    font-size: medium;
    text-decoration: none;
    width: 24.67%;
    box-sizing: border-box;
}
.menu-zgoraj a:hover {
    background-color: rgba(89, 141, 125, 0.959);
    color: white;
  }
  
.menu-zgoraj a.active {
    background-color: #4CAF50;
    color: white;
}
img{
    width: 150px;
    height: auto;
}

h1 {
    font-size: 230%;
    font-family: Arial, Helvetica, sans-serif;
    font-weight: 1000;
}
p {
    font-size: 18px;
}

form {
    width: 350px;
    font-size: large;
}

.right {
    position: absolute;
    top: 0px;
    right: 0px;
    padding: 200px;
    height: 300px;
    width: auto;
}

div.a {
    text-align: center;
}

table, th, td {
    width: 50%;
    border: 1px solid black;
    margin: 20px auto;
    
}

tr {
    height: 20px;
  }
  
  td, th {
    width: 20px;
  }

.img1 img {
    width: 100%;
    height: auto;

}
.img1 {
  margin: -10px;
}
.img1 a {
  /* margin: 50px; */
  position: relative;
  width: 50%;
  height: 300px;
  float: left;
  display: block;
  background-size: 120%;
  transition: all 1.2s ease;
  background-position: center;
  box-sizing: border-box;
  
  border: 10px solid #ccc;
}
.img1 a .img-desc {
  opacity: 0;
  transition: all 0.2s ease;
  position: absolute;
  width: 100%;
  bottom: 0;
  left: 0;
  padding: 10px;
  box-sizing: border-box;
  background: rgba(0, 0, 0, 0.5);
  color: white;
}
.img1 a:hover {
  background-size: 140%;
}
.img1 a:hover > .img-desc {
  opacity: 1;
}
 .mobile-menu {
   display: none;
   position: absolute;
   top: 10px;
   right: 10px; 
 }

 .mobile-menu img {
   width: 35px;
   height: auto;

 }
 .mobile-menu.close {
   background-color: royalblue;
   display: none;
 }
.open {
  top: auto;
  bottom: -50px;
}
 .on .close {
   display: block;
 }
 .on .open {
   display: none;
 }
 .container.on {
   top: 0;
 }
 /* Responsive design: Razmerje elementov se spreminja glede na
 velikost odprtega okenca, v katerem gledamo spletno stran (zelo očitno
 razvidno je to tudi, ko gledamo spletno stran na računalniku 
 ali na telefonu. Meja je v spodnjem primeru 500 px. */
@media only screen and (max-width: 500px) {
  .img1 a {
    width: 100%; 
    background-size: cover;
  } 
  .section h1 {
    color: white;
    font-size: 35px;  
}

.mobile-menu {
  display: inline-block ;
}


.section p {
    color: rgb(214, 202, 32);
    font-style: italic;
    font-size: 105%;
    
}
.container {
  float: none;
  transition: all 0.3s ease;
  margin: 0;
  width: auto; 
  position: fixed;
  z-index: 50;
  top: -220px;
  width: 100%;
  left: 0;
}

/* The navbar */
.topnav {
  overflow: hidden;
  background-color: #333;
}

/* Navbar links */
.topnav a {
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}
}

.naslovi-knjig {
  

}

.naslovi-knjig h2 {
  color: rgb(128, 18, 110);
  font-size: 20px;
  line-height: 1;
}

.naslovi-knjig p {
  color: black;
  font-size: 15px;
}

.naslovi-knjig img {
  float: left;
  margin: 0 15px 0 0; 
  width: 18%;
  height: auto; 
}

.clear {
  clear: both;
}

footer {
  background-color: grey;
  border-style: solid;
  border-color: black;
  border-width: thin;

}