css3_html/css_WEB-ITnose に基づく Tuniu Travel Network アニメーション特殊効果

 <div class="f1">        <div class="block">            <img src="images/yun1.png" class="f1-yun1" />            <img src="images/yun2.png" class="f1-yun2" />            <img src="images/yun3.png" class="f1-yun3" />            <img src="images/lu.png" class="f1-lu" />            <img src="images/font1.png" class="f1-font" />            <img src="images/san.png" class="f1-san" />            <div class="f1-show">                <a href="#tejia"><img src="images/1.png" class="f1-tejia" /></a>                <a href="#app"><img src="images/2.png" class="f1-app" /></a>                <a href="#duoren"><img src="images/3.png" class="f1-duoren" /></a>                <a href="#shuaka"><img src="images/4.png" class="f1-shuaka" /></a>            </div>        </div>    </div>