demos/fade_in.html

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    <title>
      Fade in effect - Lazyload demos
    </title>
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    <style>
      body {
        font-family: sans-serif;
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      .intro {
        margin: 1em 0;
      }
      p {
        margin: 0.3em 0;
      }
      ul,
      li {
        list-style-type: none;
        margin: 0;
        padding: 0;
      }

      img {
        display: block;
        border: 0;
        width: 220px;
        height: 280px;
      }
      img.lazy {
        opacity: 0;
      }
      img:not(.initial) {
        transition: opacity 1s;
      }
      img.initial,
      img.loaded,
      img.error {
        opacity: 1;
      }

      img:not([src]) {
        visibility: hidden;
      }
    </style>
  </head>
  <body>
    <h1>Fade in effect demo</h1>
    <div id="results1" class="results">
      <ul>
        <li>
          <a href="#/it/donna/stivaletti_cod44721746jj.html"
            ><img
              alt="Stivaletti"
              src="./images/440x560-01.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/open-toe_cod44740806jx.html"
            ><img
              alt="Open toe"
              src="./images/440x560-02.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-basse_cod44735977gr.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis"
              data-src="./images/440x560-03.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-basse_cod44738717am.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis shoes basse"
              data-src="./images/440x560-04.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-alte_cod44739940cb.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis shoes alte"
              data-src="./images/440x560-05.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-alte_cod44740860xg.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis shoes alte"
              data-src="./images/440x560-06.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-basse_cod44738719vn.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis shoes basse"
              data-src="./images/440x560-07.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-basse_cod44739938wk.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis shoes basse"
              data-src="./images/440x560-08.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivali_cod44736534fq.html"
            ><img
              class="lazy"
              alt="Stivali"
              data-src="./images/440x560-09.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivali_cod44735388ui.html"
            ><img
              class="lazy"
              alt="Stivali"
              data-src="./images/440x560-10.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44739165ev.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-11.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44739454hf.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-12.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivali_cod44719480km.html"
            ><img
              class="lazy"
              alt="Stivali"
              data-src="./images/440x560-13.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44719687td.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-14.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/decollete_cod44721899ng.html"
            ><img
              class="lazy"
              alt="Décolleté"
              data-src="./images/440x560-15.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/mocassini_cod44721744sl.html"
            ><img
              class="lazy"
              alt="Mocassini"
              data-src="./images/440x560-16.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44716730kr.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-17.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/decollete_cod44718734xl.html"
            ><img
              class="lazy"
              alt="Décolleté"
              data-src="./images/440x560-18.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/decollete_cod44721796uk.html"
            ><img
              class="lazy"
              alt="Décolleté"
              data-src="./images/440x560-19.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/francesine_cod44717679mj.html"
            ><img
              class="lazy"
              alt="Francesine"
              data-src="./images/440x560-20.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44724594vu.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-21.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/decollete_cod44726148aq.html"
            ><img
              class="lazy"
              alt="Décolleté"
              data-src="./images/440x560-22.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/mocassini_cod44719629nt.html"
            ><img
              class="lazy"
              alt="Mocassini"
              data-src="./images/440x560-23.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/mocassini_cod44725329kq.html"
            ><img
              class="lazy"
              alt="Mocassini"
              data-src="./images/440x560-24.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivali_cod44724026qs.html"
            ><img
              class="lazy"
              alt="Stivali"
              data-src="./images/440x560-25.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44720256gw.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-26.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44722062id.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-27.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/mocassini_cod44722402rh.html"
            ><img
              class="lazy"
              alt="Mocassini"
              data-src="./images/440x560-28.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44726296vu.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-29.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44725755ct.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-30.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44725348nv.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-31.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44721879xx.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-32.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/cuissardes_cod44729472iq.html"
            ><img
              class="lazy"
              alt="Cuissardes"
              data-src="./images/440x560-33.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/decollete_cod44725388jv.html"
            ><img
              class="lazy"
              alt="Décolleté"
              data-src="./images/440x560-34.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/stivaletti_cod44721854ce.html"
            ><img
              class="lazy"
              alt="Stivaletti"
              data-src="./images/440x560-35.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-basse_cod44727690jp.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis shoes basse"
              data-src="./images/440x560-36.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/mocassini_cod44727501hh.html"
            ><img
              class="lazy"
              alt="Mocassini"
              data-src="./images/440x560-37.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/sneakers-tennis-shoes-basse_cod44727038aq.html"
            ><img
              class="lazy"
              alt="Sneakers &amp; Tennis shoes basse"
              data-src="./images/440x560-38.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/mocassini_cod44704882bq.html"
            ><img
              class="lazy"
              alt="Mocassini"
              data-src="./images/440x560-39.webp"
              width="220"
              height="280"
          /></a>
        </li>
        <li>
          <a href="#/it/donna/mocassini_cod44734002vc.html"
            ><img
              class="lazy"
              alt="Mocassini"
              data-src="./images/440x560-40.webp"
              width="220"
              height="280"
          /></a>
        </li>
      </ul>
    </div>
    <script src="../dist/lazyload.min.js"></script>
    <script>
      (function () {
        function logElementEvent(eventName, element) {
          console.log(Date.now(), eventName, element.getAttribute("data-src"));
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        var callback_enter = function (element) {
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        var callback_loading = function (element) {
          logElementEvent("⌚ LOADING", element);
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        var callback_loaded = function (element) {
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          logElementEvent("💀 ERROR", element);
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          logElementEvent("✔️ FINISHED", document.documentElement);
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          // Assign the callbacks defined above
          callback_enter: callback_enter,
          callback_exit: callback_exit,
          callback_cancel: callback_cancel,
          callback_loading: callback_loading,
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          callback_error: callback_error,
          callback_finish: callback_finish
        });
      })();
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  </body>
</html>