Cookie banner

HTML

<div class="cookie-banner">
    <!-- Tells visitors that the website uses cookie -->
    <div class="cookie-banner__content">
        ...
    </div>

    <!-- Close button -->
    ...
</div>

CSS

.cookie-banner {
    /* Banner is displayed at the bottom */
    bottom: 0;
    left: 0;
    position: fixed;
    width: 100%;

    /* Center the content */
    align-items: center;
    display: flex;
    justify-content: center;
}

.cookie-banner__content {
    /* Take available width */
    flex: 1;
}