* {
    margin: 0;
    padding: 0;
}

body {
    background-color: #eee;
    background-image: url(../img/roklinka.jpg );
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

nav {
    width: 100%;
    height: 100px;
    background-color: #fff;
}
ul li {
    list-style: none;
    display: inline-block;
    float: left;
    line-height: 100px;
} 
ul li a {
    display: block;
    text-decoration: none;
    font-size: 20px;
    font-family: system-ui;
    color: #1e1e1e;
    padding: 0 20px;
}
ul li a:hover{
    color: #c05959;
}
.box{
    width: 90%;
    padding: 1em;
    background-color: #074f57;
    color:white;
    border-radius: 1em;
    box-shadow: .5em .5em .5em lightblack; 
    margin: 5%; 
}
.minas-tirith, .dale, .mordor,.minas-morgul, .gondolin, .helmuv-zleb,.argonath,.minas-tirith-rohan,.balrog{
    display: inline-block;
    margin: 20px;
}
.nadpis{
    text-align: center;
    font-size: large;
}
img{
    border-radius: 1em;
    box-shadow: .5em .5em 1em rgb(102, 6, 6);
}
.obrazky{
    margin: 0px 10px 0px 50px;
}
@media screen and (max-width:1930px) {
    .obrazky{
        text-align: center;
    }
    .balrog{
        text-align: center;
    }
}
@media screen and (max-width:1310px) {
    img{
        width: 480px;
        height: 250px;
    }
    .obrazky{
        margin-right: 50px;
    }
    .balrog{
        text-align: center;
    }
    ul li a{
        font-size: 1.5em;
    }
    .box{
        margin: auto;
        margin-top: 5%;
    }
}
@media screen and (max-width:1271px) {
    img{
        width: 600px;
        height: 345px;
    }
    .obrazky{
        margin: 0%;
    }
}
@media screen and (max-width: 830px) {
    img{
        width: 450px;
        height: 280px;
    }
}
@media screen and (max-width:650px) {
    img{
        width: 400px;
        height: 250px;
    }
    ul li a{
        font-size: 1em;
    }
}
@media screen and (max-width: 560px) {
    img{
        width: 360px;
        height: 230px;
    }
}
@media screen and (max-width:500px) {
    img{
        width: 300px;
        height: 200px;
    }
}
@media screen and (max-width: 425px) {
    img{
        width: 290px;
        height: 190px;
    }
    ul li a{
        font-size: 10px;
    }
}
@media screen and (max-width: 350px) {
    img{
        width: 230px;
        height: 150 px;
    }
}
@media screen and (max-width:312px) {
    ul li a{
        font-size: .6em;
    }
}
@media screen and (min-width:2000px ) {
    .obrazky{
        margin-left: 5%;
    }
    ul li a{
        font-size: 30px;
    }
    .nadpis{
        font-size: 2.3em;
    }
}
@media screen and (min-width: 2150px) {
    .obrazky{
        margin-left: 8%;
    }
}
@media screen and (min-width: 2350px) {
    .obrazky{
        margin-left: 10%;
    }
    img{
        width: 550px;
        height: 350px;
    }
}
@media screen and (min-width:2560px) {
    .obrazky{
        margin-left: 11.5%;
    }
}
@media screen and (min-width: 2660px) {
    .obrazky{
        margin-left: 13%;
    }
}