* {
    padding: 0px;
    margin: 0px;
    box-sizing: border-box;
}

body {
    background-color: rgba(195, 27, 27, 0.874);
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

header > h1 {
    background-color: rgba(195, 27, 27, 0.612);
    color: white;
}

nav {
    width: fit-content;
    height: fit-content;
    margin: auto;
    margin-top: 15px;
}

mark {
    background-color: rgb(255, 38, 38);
    color: white;
}

ul {
    list-style-type: none;
}

nav > ul > li > a:hover {
    background-color: green;
}

nav > ul > li > a:active {
    color: white;
    background-color: black;
}

nav > ul > li > a:visited {
    background-color: red;
}

nav > ul > li > a:link {
    background-color: red;
}

main {
    height: 500px;
    background-color: aquamarine;
}

main > ul {
    height: 450px;
    background-color: blueviolet;

    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap-reverse;
    align-content: center; 
    gap:20px 40px;
}


main > ul > li {
    background-color: orange;
    font-size: larger;
    font-weight: 900;
    height: 100px;  
    width: 100px; 
}

footer {
    background-color: black;
}

footer > p {
    color: white;
    text-align: center;
}