Add text overaly snippet

snippets/text-backdrop-overlay.md

@@ -0,0 +1,32 @@
+---
+title: Image text overlay
+tags: visual,beginner
+---
+
+Display a text on top of an image using an overlay.
+
+- Use `backdrop-filter` to apply a `blur(14px)` and `brightness(80%)` effect to make text readable regardless of background image and color.
+
+```html
+<div>
+  <h3 class="text-overlay">Hello, World</h3>
+  <img src="https://picsum.photos/id/1050/1200/800">
+</div>
+```
+
+```css
+div {
+  position: relative;
+}
+
+.text-overlay {
+  position: absolute;
+  top: 0;
+  left: 0;
+  padding: 1rem;
+  font-size: 2rem;
+  font-weight: 300;
+  color: white;
+  backdrop-filter: blur(14px) brightness(80%);
+}
+```