SweetAlert and some Design Changes.

[RohitKaushal7]

• What does this PR do?

• Style changes

• Delete button Redesign , body-Background changed a little like cloth texture(same color).

• Confirm Alert Changes - sweetalert.

• Screenshots and/or Live Demo

[RohitKaushal7]

• changes
  -- instead of reloading the page after deleting the single element, removed the element from the DOM.
  -- flip animation while displaying each Scrroll element (starting annimation).
  -- delete button redesign.
  -- background reverted to plain color.

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[prateek3255]

Okay, I tested it locally and yes the textured background looks really good, so I think we can keep it.

[prateek3255]

As always thanks for working on this @RohitKaushal7 🤗