/** Global Colours **/
:root{
    --black: #000;
    --white: #FFF;
    --grey: #999;
}
.black {
    color: var(--black);
}
.black_background {
    background-color: var(--black);
}
.white {
    color: var(--white);
}
.white_background {
    background-color: var(--white);
}
.grey {
    color: var(--grey);
}
.grey_background {
    background-color: var(--grey);
}

/* Background Color Overrides */
.black_background p,
.black_background ul,
.black_background ol,
.black_background h1,
.black_background h2,
.black_background h3,
.black_background h4,
.black_background h5,
.black_background h6 {
    color: var(--white);
}
.grey_background p,
.grey_background ul,
.grey_background ol,
.grey_background h1,
.grey_background h2,
.grey_background h3,
.grey_background h4,
.grey_background h5,
.grey_background h6 {
    color: var(--white);
}