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Completed Day 03 #2

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18 changes: 16 additions & 2 deletions 03 - CSS Variables/index-START.html
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Original file line number Diff line number Diff line change
Expand Up @@ -21,6 +21,21 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
<img src="https://source.unsplash.com/7bwQXzbF6KE/800x500">

<style>
:root {
--base: #ffc600;
--spacing: 10px;
--blur: 10px;
}

img {
padding: var(--spacing);
background: var(--base);
filter: blur(var(--blur));
}

.h1 {
color: var(--base);
}

/*
misc styles, nothing to do with CSS variables
Expand All @@ -44,8 +59,7 @@ <h2>Update CSS Variables with <span class='hl'>JS</span></h2>
}
</style>

<script>
</script>
<script src="script.js"></script>

</body>
</html>
11 changes: 11 additions & 0 deletions 03 - CSS Variables/script.js
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Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
const inputs = document.querySelectorAll('.controls input');

const handleUpdate = (e) => {
const suffix = e.target.dataset.sizing || '';
const name = e.target.name;
const value = e.target.value;
document.documentElement.style.setProperty(`--${name}`, value + suffix);
};

inputs.forEach(input => input.addEventListener('change', handleUpdate));
inputs.forEach(input => input.addEventListener('mousemove', handleUpdate));
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