html5长按动画效果（HTML5自定义元素播放焦点图动画的实现）

<li class="parallax-bg" id="slider-wrap">
    <li class="slider parallax-bg" id="slider">
           <li class="slider-sections sandbox"> 
        <section class="first">
                     <img alt="Kendo UI" src="images/home-banner-1.jpg" alt="html5长按动画效果（HTML5自定义元素播放焦点图动画的实现）" border="0" />

.slider section {display: none;}
.slider section.first {display: block;}

.slider-sections, .slider-sections section {width: 861px; height: 335px;}

.slider-sections {margin: 0 auto; position: relative;}
.slider-sections section {position: absolute; top: 0; left: 0px; }

.header-content h2 
{
    font:400 32px/1.2 "microsoft yahei", Tahoma, arial, sans-serif;
    color: #fff;
    margin: 0 0 26px;
}
.header-content p 
{
    margin: 0 0 30px;
}

.header-content .centered-content
{
    padding-top: 30px;
    padding-bottom: 10px;
}

.button {
    float: left;
    width: auto !important;
    list-style: none;
}
    .button a,
    .button button,
    .button input { /* Standard black button */
      font-size: 15px;
      /*font-family: 'lucida sans',arial,helvetica,sans-serif;*/
      line-height: 18px;
        color: #fff !important;

      text-decoration: none;

      padding: 5px 14px 6px 13px;
        display: block;
        width: auto;
        position: relative;
        z-index: 2;

        border: none;
        -moz-border-radius: 3px;
        border-radius: 3px;
        cursor: pointer;

        background: #313131; /* Old browsers */
        background: -moz-linear-gradient(top, #313131 0%, #222222 100%); /* FF3.6+ */
        background: -webkit-linear-gradient(top, #313131 0%,#222222 100%); /* Chrome10+,Safari5.1+ */
        background: -o-linear-gradient(top, #313131 0%,#222222 100%); /* Opera11.10+ */
        background: -ms-linear-gradient(top, #313131 0%,#222222 100%); /* IE10+ */
        background: linear-gradient(top, #313131 0%,#222222 100%); /* W3C */

        -webkit-transition: all 0.3s ease;
        -moz-transition: all 0.3s ease;
        -o-transition: all 0.3s ease;
        transition: all  0.3s ease;
    }

    .button a:hover,
    .button input:hover,
    .button button:hover,
    .button a:focus,
    .button input:focus,
    .button button:focus
    {
      background: #464646; /* Old browsers */
        background: -moz-linear-gradient(top, #464646 0%, #393939 100%); /* FF3.6+ */
        background: -webkit-linear-gradient(top, #464646 0%,#393939 100%); /* Chrome10+,Safari5.1+ */
        background: -o-linear-gradient(top, #464646 0%,#393939 100%); /* Opera11.10+ */
        background: -ms-linear-gradient(top, #464646 0%,#393939 100%); /* IE10+ */
        background: linear-gradient(top, #464646 0%,#393939 100%); /* W3C */
    }

    header .header-content .button a,
    #content .button a:hover
    {
        text-decoration: none;
    }

.header-content .beta-ribbons {
    position: absolute; 
    height: 120px;
    width: 85px;
    text-indent: -200px;
    overflow: hidden;
    background: url(../images/kendo-ribbons.jpg" alt="html5长按动画效果（HTML5自定义元素播放焦点图动画的实现）" border="0" />