body {
    font-size: calc(1rem + 0.5vw);
    margin: 0;
    padding: 0;
    background-color: #333333;
}

#page-wrapper {
    margin: 2% auto;
    width: calc(80vw - 20px);
    background-color: #333333;
    text-align: center;
}

#container {
    display: flex;
    flex-direction: row;
}


header {
    background-color: #2c3e50;
    padding: 2%;
    color: #e74c3c;
}

header h1 {
    color: #ecf0f1;
    margin: calc(16px + 1vh);
}

nav {
    background-color: #34495e;
    padding-left: 2%;
    width: 30%
}

nav ul {
    padding: 2%;
    list-style-type: none;
    text-decoration: none;
}

nav li {
    display: inline;
    margin: calc(1% + 2px);
    width: 100%;
    text-align:center;
}

nav li a{
    text-decoration: none;
    color: #e74c3c;
    padding: 10px 0;
    display: block;
}



main {
    background-color: #e74c3c;
    width: 70%;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items:center;
}

main p{
    color: #ecf0f1;
}

img {
    max-width: 100%;
}

footer {
    color: #e74c3c;
    margin: 2% auto;
    width: calc(80vw - 20px);
    text-align: center;
}

footer a{
    color: #e74c3c;
}

@media screen and (max-width: 900px) {
    #container {
        display: block;
        max-width: 100%;
    }

    nav, main {
        width: 100%;
        display: block;
    }

    nav ul {
        display: flex;
        flex-direction: row;
        justify-content: center;
        padding-left: 0;
    }

    nav li {
        display: inline-block;
        margin: 0 calc(1% + 2px);
    }

    nav li a {
        display: block;
        padding: 5px 10px;
    }
}