body,
html {
    margin: 0;
    padding: 0;
    display: grid;
    font-family: 'Roboto', sans-serif;
    width: 100%;
}

@media (max-width: 480px) {
    body {
        grid-template-areas:
            "header"
            "main"
            "footer"
    }

    header ul li {
        padding: 10px;
    }
}

@media (min-width: 481px) {
    body {
        grid-template-areas:
            "header header"
            "main main"
            "footer footer"
    }

    header ul li {
        padding: 10px;
    }
}

@media (min-width: 769px) {
    body {
        grid-template-areas:
            "header header header"
            "main main main"
            "footer footer footer"
    }
}

header {
    grid-area: header;
    background-color: #004dc1;
    color: white;
}

header ul li a {
    color: white;
    text-decoration: none;
}

header ul {
    list-style: none;
    margin-left: auto;
    margin-right: auto;
}

header ul li {
    float: inline-start;
    transition: 0.3s ease-in-out;
}

header ul li:hover {
    background-color: #d4d7e26c;
    border-radius: 10px;
}

nav {
    display: flex;
    border-top: solid 2px #EDF1F4;
}

main {
    grid-area: main;
    background-color: #EDF1F4;
}

footer {
    grid-area: footer;
    background-color: #004dc1;
    padding: 20px;
    text-align: center;
    color: white;
}

h2 {
    padding: 20px;
    color: #004dc1;
}