@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@200..700&display=swap');
body{
    background-color: silver;
    margin: 0px;
    
}
header{
    background-color: red;
    width: 100%;
    margin-top: -20px;
    height: 130px;
    text-align: center;
}
header h1{
    margin: 10px;
    color: black;
    padding-top: 30px;
    font-family: "Oswald", system-ui;
    font-weight: 500px;
    font-style: normal;
    font-size: 40px
}
}header h2{
    margin: 0px;
    color: black;
}
nav{
    background-color: #0B1F36;
    width: 100%;
    height: 60px;
}
.odkaz{
    width: 25%;
    position: absolute;
    text-align: center;
    padding-top: 7px;
    font-optical-sizing: auto;
    font-weight: <weight>;
    font-style: normal;
}
nav a{
    color: magenta;
    text-decoration: none;
    font-size: 20px;
    font-weight: bold;
}
.o1{
    left: 0%;
}
.o2{
    left: 25%;
}
.o3{
    left: 50%;
}
.o4{
    left: 75%;
}
main{
    background-color: #CC3399;
    width: 75%;
    height: 10px;
    min-height: 600px;
    max-height: 1200px;
    padding-top: 10px;
    margin-left: 25%;
    margin-top: -614px;
}
main h1{
    margin-top: 0px;
    margin-left: 100px;
    color: purple;
}
article{
    margin: 0px 50px 0px 50px;
    border-bottom: 1px solid #aaaaaa;
    padding-top: 20px;
    font-size: 20px;
}
article p{
    text-align: justify;
}
@media screen and (max-width: 800px){
    nav{
         height: 140px;
    }
    .odkaz{
        width: 100%;
    }
    .o1{
        left: 0px;
        top: 150px;
    }
    .o2{
         left: 0px;
         top: 175px;
    }
    .o3{
         left: 0px;
         top: 200px;
    }
    .o4{
         left: 0px;
         top: 225px;
    }
 section {
    margin-bottom: 20px;
}
.hobby h3 {
    margin: 0 0 10px;
}
.hobby {
    background: #fff;
    border: 1px solid #ddd;
    padding: 15px;
    margin-bottom: 15px;
    border-radius: 5px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}