main.css

/*
These styles should be applied to every page on the website

Fonts:
Lato font (sans serif), use font-family: 'Lato', sans-serif;
Playfair Display (serif), use font-family: 'Playfair Display', serif;
*/
@import url("https://fonts.googleapis.com/css2?family=Lato&family=Playfair+Display&display=swap");

:root {
    --bg-grad-1: #505056;
    --bg-grad-2: #303538;
    --main-text-color: #ecf0f5;
    --main-link-color: #007acc;
}

body {
    padding: 0%;
    margin: 0%;
    font-family: "Lato", sans-serif;
    background-color: #3e3e42;
    background-image: linear-gradient(180deg, var(--bg-grad-1), var(--bg-grad-2));
    background-size: cover;
    background-attachment: fixed;
    color: var(--main-text-color);
}

h1, h2 {
    text-align: center;
}

a, a:visited {
    color: var(--main-link-color);
}

a h3, a:visited h3 {
    text-decoration: none;
    color: var(--main-text-color);
}

#header {
    width: 100%;
    background-color: var(--main-link-color);
    font-family: "Playfair Display", serif;
    display: flex;
    justify-content: stretch;
    color: var(--main-text-color);
}

#header * a, #header * a:visited {
    color: var(--main-text-color);
}

#main-text {
    font-size: 1.25em;
    margin: 0 10%;
    text-align: justify;
}

#main-text div {
    text-align: center;
    padding-top: 7px;
    padding-bottom: 7px;
}

#main-text h2 {
    font-family: "Playfair Display", serif;
    margin: 0;
    border: 0;
    padding: 15px;
}

#cfc-text {
    color: var(--main-text-color);
    padding: 10px;
    font-size: 35px;
    text-decoration: none;
}

@media screen and (min-width: 757px) {
    .link {
        display: flex;
        justify-content: center;
        align-items: center;
        text-decoration: none;
        color: #1e3c5a;
    }

    .link:hover {
        background-color: #bebebe;
    }

    #links {
        width: 100%;
        display: flex;
        flex-direction: row;
        justify-content: right;
    }

    #wide {
        display: grid;
        grid-template-columns: 55px 100px 122px 118px 90px;
    }

    #links-narrow {
        display: none;
    }
}

@media screen and (max-width: 756px) {
    .link {
        text-decoration: none;
        color: #1e3c5a;
    }

    #links {
        width: 100%;
        display: flex;
        justify-content: right;
        align-items: center;
    }

    #narrow {
        width: 45px;
        height: 45px;
        cursor: pointer;
    }

    #links-narrow {
        font-size: 20px;
        text-align: center;
        display: grid;
        background-color: rgba(255, 255, 255, 0.1);
        grid-template-rows: repeat(5, 30px);
    }
}