JSFiddle - React, Tailwind, and code Playground

HTML

<doc>
    <story>
        <c1>
            <p>
                <text-web-group class="MajorEvent">
                    <text-web class="MajorEvent">Sample Text C1</text-web>
                </text-web-group>
            </p>
        </c1>
    </story>
</doc>

CSS

story > *:first-child + * > p > text-web-group {
    display: none;
}