*{
    margin: 0;
    padding: 0;
}

body{
    min-height: 100vh;
    background: url(book.jpg);
    background-repeat: no-repeat; 
    background-size: cover;
    background-position: center;
}

nav{
    background-color: white;
    box-shadow: 3px 3px 5px rgba(0, 0, 0, 0.335);
}

nav ul{
    display: flex;
    justify-content: flex-end;
    align-items: center;
    width: 100%;
}

li{
    list-style: none;
    height: 50px;
    font-size: 20px;
}

nav a, img {
    height: 100%;
    display: flex;
    padding: 0 30px;
    text-decoration: none;
    color: black;
    align-items: center;
}

nav a:hover{
    background-color: grey;
}


nav li:first-child{
    margin-right: auto;
}


nav .sidebar{
    display: none;
    flex-direction: column;
    justify-content: start;
    align-items: center;
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh; 
    width: 0px;
    backdrop-filter: blur(10px); 
}


@keyframes apear {
    from{width: 0px;}
    to{width: 250px; }   
}




.sidebar li{
    width: 100%;
}

.sidebar a {
    width: 100%;
    justify-content: center;
    padding: 0;
    color: white;
   
}


.sidebar img{
    position: relative;
    left: 60%;
}


@media screen and (max-width: 600px) {

    .hiddenlink{
        display: none;
    }
    

    .menu{
        display: inline;
    }

}


@media screen and (min-width: 601px) {
    .menu{
        display: none;
    }
    
}