Text decoration

<p class="c-txt m-td-underline">m-td-underline</p>
<a href="#" class="c-txt m-td-none">m-td-none</a>
<p class="c-txt m-td-line-through">m-td-line-through</p>
<!-- DEMO UNIQUEMENT -->
<style>
    body {
        padding: var(--ita-spacing-4);
        background-color: var(--ita-color-primary-100);
        color: var(--ita-color-primary-800);
        font-family: var(--ita-font-family-mono);
        font-size: 1rem;
        line-height: 1.5rem;
        min-height: 100vh;
    }
    .c-txt {
        background-color: var(--ita-color-primary-500);
        color: var(--ita-color-neutral-100);
        padding: var(--ita-spacing-4);
    }
</style>