I made a shirt and when I hit spacebar to simulate the shirt, the shirt slides down to the floor. How do I go about fixing this problem? (I am a newbie)<img src="https://storagefiles.clo-set.com/public/community/202504/ddf375e83d41428aa9c25aa3d19c4d9d/images/228f102d442f4cf29094a1a8da5d36cbd1.png" alt="228f102d442f4cf29094a1a8da5d36cb" class="custom-image original-size" data-id="228f102d442f4cf29094a1a8da5d36cb" data-width="1609" data-height="886"><img src="https://storagefiles.clo-set.com/public/community/202504/ddf375e83d41428aa9c25aa3d19c4d9d/images/65283bb2bd7445cd8f636065d901202ad2.png" alt="65283bb2bd7445cd8f636065d901202a" class="custom-image original-size" data-id="65283bb2bd7445cd8f636065d901202a" data-width="1220" data-height="816">