如何将Pinterest悬停按钮固定添加到Blogger图像

<script async="async" defer="defer" src="//assets.pinterest.com/js/pinit.js"></script>

<script>
$(document).ready(function() {
  var requiredElement = document.querySelector('.post-body img');
  requiredElement = requiredElement.parentNode;

  if(requiredElement.nodeName !== "A"){
    requiredElement = requiredElement.parentNode;
  }

  var parentDiv = requiredElement.parentNode;
  parentDiv.style.position = "relative";
 
  var ourImage = document.querySelector('.post-body img');
  var src = ourImage.src;
  var alt = ourImage.alt;

  var componentString = '<a id="pcpb" onclick="pinIt(this)" data-url="' + window.location.href + '" data-src="' + src + '" data-alt="' + alt + '" style="width: 70px; height:70px; cursor: pointer; z-index:100; position: absolute;"><svg height="50" style="display:block;" viewBox="-3 -3 82 82" width="50" data-reactid="11"><circle cx="38" cy="38" fill="white" r="40" data-reactid="12"></circle><path d="M27.5 71c3.3 1 6.7 1.6 10.3 1.6C57 72.6 72.6 57 72.6 37.8 72.6 18.6 57 3 37.8 3 18.6 3 3 18.6 3 37.8c0 14.8 9.3 27.5 22.4 32.5-.3-2.7-.6-7.2 0-10.3l4-17.2s-1-2-1-5.2c0-4.8 3-8.4 6.4-8.4 3 0 4.4 2.2 4.4 5 0 3-2 7.3-3 11.4C35.6 49 38 52 41.5 52c6.2 0 11-6.6 11-16 0-8.3-6-14-14.6-14-9.8 0-15.6 7.3-15.6 15 0 3 1 6 2.6 8 .3.2.3.5.2 1l-1 3.8c0 .6-.4.8-1 .4-4.4-2-7-8.3-7-13.4 0-11 7.8-21 22.8-21 12 0 21.3 8.6 21.3 20 0 12-7.4 21.6-18 21.6-3.4 0-6.7-1.8-7.8-4L32 61.7c-.8 3-3 7-4.5 9.4z" fill="#BD081C" fill-rule="evenodd" data-reactid="13"></path></svg></a>';
  $(componentString).insertBefore(requiredElement);

});

function pinIt(theComponent){


        PinUtils.pinOne({
         'url': theComponent.getAttribute('data-url'),
         'media': theComponent.getAttribute('data-src'),
         'description': theComponent.getAttribute('data-alt')
        });


}

</script>