Function unsetRect

Sortable.js:519–525

(el)

    css(el, 'height', rect.height);
  }
  function unsetRect(el) {
    css(el, 'position', '');
    css(el, 'top', '');
    css(el, 'left', '');
    css(el, 'width', '');
    css(el, 'height', '');
  }
  function getChildContainingRectFromElement(container, options, ghostEl) {
    var rect = {};
    Array.from(container.children).forEach(function (child) {