body {
    width: 100%;
    height: 50%;
    background-color: #549226;
    /* Ground */
    background-image: linear-gradient(#66e1e9, #a6f3df, #c1f7df);
    /* Sky */
    background-size: 100% 50%;
    background-repeat: no-repeat;
}

#background-image {
    background-image: url('../img/backgrounds/background.png');
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    /* May not be needed depending on styling decisions. */
    /* background-attachment: fixed; */
    background-size: 3000px 1000px;
}

#navbar-avatar-image {
    box-shadow: 0 0 0 2px #fff;
}