#main-title {
    font-size: 4rem;
    margin: 0;
    padding: 0.2rem;
}

#main-content {
    /*
     * Height of 100% (assuming parent elements are also at 100%)
     * means that if we align to center, the elements will *actually*
     * be in the center of the page!
     */
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;

    text-align: center;
}

p {
    line-height: 2em;
    margin: 0;
}

html {
    height: 100%;
}

body, main {
    height: 100%;
    margin: 0;
}