Background parallax with disabling on mobile

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<div>Test<br>Block<br>Position<br></div>
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<div class="gsbp-0887726"></div>
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<img class="gsbp-4410cf4" src="http://wp-test.local/wp-content/uploads/2024/08/0_0-1.webp" alt="" width="960" height="1200" loading="lazy"/>
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