code: function inlineAllStyles(element) {
    let styles = getComputedStyle(element);
    for(let key in styles) {
      if(styles.hasOwnProperty(key)) {
        element.style[key] = styles[key];
      }
    }
  
    for(let i = 0; i < element.childNodes.length; i++) {
      let node = element.childNodes[i];
      if(node.nodeType === 1) {
        inlineAllStyles(node);
      }
    }
  }
docs: Traverses an element and all of its descendants, setting their
  inline style property to whatever the computed style is.
  @method inlineAllStyles
  @param element {Element} the dom element to traverse.
  @private