CSS Messages Components

If you use shadow from shadow components and a fixed position, it can be used as an alert for example on top/bottom side of the window.
<!--
stylify-variables
	color: '#70960C',
/stylify-variables
-->

<div class="display:block">
	<div class="display:flex padding:8px_12px  align-items:center color:#fff background:$color font-size:14px line-height:24px border-radius:4px">
		Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.
	</div>
</div>

<br>

<div class="display:block">
	<div class="display:flex align-items:center padding:8px_12px color:#000 border:1px_solid_$color font-size:14px line-height:24px border-radius:4px">
		Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.
	</div>
</div>

<br>

<div class="display:block">
	<div class="display:flex padding:8px_12px  align-items:center color:#fff background:$color font-size:14px line-height:24px border-radius:4px">
		<span class="margin-right:8px display:inline-flex">💡</span>
		<span>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</span>
	</div>
</div>

<br>

<div class="message-1 display:block [&[hidden]]{max-height:0;overflow:hidden} max-height:100px will-change:max-height transition:max-height_.3s">
	<div class="display:flex justify-content:space-between padding:8px_12px  align-items:center color:#fff background:$color font-size:14px line-height:24px border-radius:4px">
		<div class="display:flex">
			<span class="margin-right:8px display:inline-flex">💡</span>
			<span>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</span>
		</div>
		<a role="button" data-hide=".message-1" class="hover:background:lighten($color,25) font-size:24px margin-top:1px cursor:pointer transition:background_0.3s border-radius:50% display:inline-flex font-size:20px margin-left:4px width:20px min-width:20px line-height:20px height:20px justify-content:center align-items:center">&times;</a>
	</div>
</div>

<br>

<div class="message-2 display:block [&[hidden]]{max-height:0;overflow:hidden} max-height:100px will-change:max-height transition:max-height_.3s">
	<div class="display:flex justify-content:space-between padding:8px_12px align-items:center color:#222 border:1px_solid_$color font-size:14px line-height:24px border-radius:4px">
		<div class="display:flex">
			<span class="margin-right:8px display:inline-flex">💡</span>
			<span>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</span>
		</div>
		<a role="button" data-hide=".message-2" class="hover:background:colorToRgb($color,0.2) font-size:24px color:$color margin-top:1px cursor:pointer transition:background_0.3s border-radius:50% display:inline-flex font-size:20px margin-left:4px width:20px min-width:20px line-height:20px height:20px justify-content:center align-items:center">&times;</a>
	</div>
</div>

<script type="text/javascript">
	const hideElement = (element) => {
		element.hidden = true;
	};

	document.querySelectorAll('[data-hide]').forEach((element) => {
		element.addEventListener('click', () => {
			hideElement(document.querySelector(element.dataset.hide));
		});
	});
</script>
<!--
stylify-variables
	color: '#6750A4',
/stylify-variables

stylify-components
	message: `
		display:block will-change:max-height transition:max-height_.3s max-height:100px
		&[hidden] { max-height:0 overflow:hidden }
		&--outlined {
			.message__inner { background:none border:1px_solid_$color }
			.message__content { color:#000 }
			.message__hide-button { color:$color hover:background:colorToRgb($color,0.2) }
		}
	`,
	'message__inner': 'color:#fff background:$color display:flex justify-content:space-between padding:8px_12px align-items:center color:#222 border:1px_solid_$color font-size:14px line-height:24px border-radius:4px',
	'message__content': 'display:flex color:#fff',
	'message__hide-button': 'hover:background:lighten($color,25) color:#fff font-size:24px margin-top:1px cursor:pointer transition:background_0.3s border-radius:50% display:inline-flex font-size:20px margin-left:4px width:20px min-width:20px line-height:20px height:20px justify-content:center align-items:center'

/stylify-components
-->

<div class="message">
	<div class="message__inner">
		<div class="message__content">Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</div>
	</div>
</div>

<br>

<div class="message message--outlined">
	<div class="message__inner">
		<div class="message__content">Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</div>
	</div>
</div>

<br>

<div class="message">
	<div class="message__inner">
		<div class="message__content">
			<span class="margin-right:8px display:inline-flex">💡</span>
			<span>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</span>
		</div>
	</div>
</div>

<br>

<div class="message-1 message">
	<div class="message__inner">
		<div class="message__content">
			<span class="margin-right:8px display:inline-flex">💡</span>
			<span>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</span>
		</div>
		<a role="button" data-hide=".message-1" class="message__hide-button">&times;</a>
	</div>
</div>

<br>

<div class="message-2 message message--outlined">
	<div class="message__inner">
		<div class="message__content">
			<span class="margin-right:8px display:inline-flex">💡</span>
			<span>Lorem ipsum dolor sit amet, consectetuer adipiscing elit. Etiam quis quam.</span>
		</div>
		<a role="button" data-hide=".message-2" class="message__hide-button">&times;</a>
	</div>
</div>

<script type="text/javascript">
	const hideElement = (element) => {
		element.hidden = true;
	};

	document.querySelectorAll('[data-hide]').forEach((element) => {
		element.addEventListener('click', () => {
			hideElement(document.querySelector(element.dataset.hide));
		});
	});
</script>