.at-block-heading {
    box-sizing: border-box;

    h1, h2, h3, h4, h5, h6, p, span {
        padding: 0 !important;
        margin: 0 !important;

        &:not(.has-text-color),
        &:not(.bt-has-text-color) {
            color: inherit;
        }
    }
}