Untitled

* {
    box-sizing: border-box;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body {
    display: flex;
    flex-direction: column;
    margin: 0;
    padding: 0;
    border: 0;
    background-color: blue;
}

nav {
    background-color: #a306b6;
    color: white;
    margin: 0;
    margin-bottom: 2%;
}

ul {
    padding: 0;
    marging: 0;
    border: 0;
}

li {
    list-style-type: none;
    display: inline;
    padding-right: 10px;

}

div {
    min-height: 250px;
    margin-top: 0;
    margin-bottom: 0;
    padding-top: 0;
    padding-bottom: 0;
    color: #a306b6;
    text-align: center;
    background-image: url(https://images.unsplash.com/photo-1454023492550-5696f8ff10e1?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2074&q=80);
}

h1 {
    margin-top: -1%;
    border: 0;
    padding: 0;
    background-color: green;
}

h2 {
    font-size: larger;
}

h3 {
    font-size: medium;
}

h4 {
    font-size: larger;
    margin: 0;
    margin-top: 2px;
}

footer {
    background-color: #a306b6;
}