* {
    margin: 0;
    padding: 0;
}

body {
    background-color: #eee;
    background-image: url(../img/durin_door.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}
nav {
    width: 100%;
    height: 100px;
    background-color: #fff;
}
ul li {
    list-style: none;
    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%; 
}
.box p{
    margin: 1em;
}
.box h1{
    margin-bottom: 10px;
    text-align: center;
}
.obecne,.kde-se-nachazime{
    text-align: center;
    font-size: large;
}
.obecne h2{
    margin-top: 100px;    
}
.kde-se-nachazime h2{
    margin-top: 50px;
}
img {
    margin-bottom: 10px;
}
@media screen and (max-width: 1220px) {
    .box{
        margin-left: auto;
        margin-right: auto;
    }
}
@media screen and (max-width: 768px) {
    .obecne,.kde-se-nachazime{
        font-size: medium;
    }
    img{
        width:500px;
    }
    .obecne h2{
        margin-top: 70px;    
    }
}
@media screen and (max-width: 580px) {
    ul li a{
        font-size: 13.4px;
    }
    img{
        width: 400px;
    }
    .obecne,.kde-se-nachazime{
        font-size:0.8em;
    }
    .obecne h2{
        margin-top: 50px;    
    }
}
@media screen and (max-width: 440px) {
    img{
        width:250px;
    } 
    ul li a{
        font-size: 10px;
    }
}
@media screen and (max-width: 324px) {
 
    img{
        width: 200px;
    }
}
@media screen and (min-width:2000px){
    img{
        width: 800px;
    }
    ul li a{
        font-size: 30px;
    }
    .obecne,.kde-se-nachazime{
        font-size: 2em;
    }
}