@charset "utf-8";
html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video {
    margin: 0;
    padding: 0;
    border: 0;
    vertical-align: baseline
}

article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
    display: block
}

body {
    line-height: 1
}

ol, ul {
    list-style: none
}

blockquote, q {
    quotes: none
}

blockquote:before, blockquote:after, q:before, q:after {
    content: '';
    content: none
}

a:hover, a:active {
    outline: none
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

body {
    -webkit-user-select: none;
    user-select: none
}

.container {
    display: none;
    text-align: center;
}

#pageSwitch {
    position: relative;
    z-index: 10;
}

.page {
    margin: 0 auto
}

.item {
    width: 100%;
    overflow: hidden;
    height: 100%;
    margin: 0 auto;
    text-align: center;
    position: absolute;
    left: 0;
    top: 0;
}

.item .img {
    width: 100%;
    height: 100%;
    position: relative;
    z-index: 10;
}

.item .bg {
    position: absolute;
    z-index: 1;
    width: 100%;
    height: 100%;
    left: 0;
    top: 0
}

.page {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
}

.txt {
    position: absolute;
    left: 0;
    top: 0;
}

.audio {
    position: fixed;
    right: -10px;
    top: 10px;
    width: 59px;
    height: 50px;
    z-index: 10000
}

.audio i {
    text-indent: -9999999px;
    display: block;
    width: 25px;
    height: 25px;
    background: url(../img/audio_switch.png) no-repeat;
    background-size: 25px 50px;
    margin: 0 auto;
    background-position: 0 -25px
}

.audio .off i {
    background-position: 0 0
}

.item-1 {
    background: url(http://r3.ykimg.com/05100000541937EA6737B324C405B1EF) repeat;
    background-size: contain;
}

.item .bottom {
    width: 100%;
    position: absolute;
    bottom: 0;
    left: 0;
    height: 60px;
    z-index: 20;
    line-height: 60px;
    text-align: left;
}

.item .bottom .shadow {
    background: #000000;
    opacity: 0.5;
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 30;
    width: 100%;
    height: 100%;
}

.item-1 .imgplayer {
    position: absolute;
    z-index: 30;
    left: 50%;
    top: 50px;
    margin-left: -76.5px;
}

.item-1 .imgplayerbar {
    position: absolute;
    z-index: 30;
    left: 50%;
    top: 120px;
    margin-left: -1017.5px;
}

.item .bottom .playerbar {
    position: absolute;;
    top: -5px;
    left: 0;
    z-index: 50;
    width: 100%;
}

.item .p1_txt_1 {
    position: relative;
    z-index: 80;
    left: 20px;
}

.item .p1_img_1 {
    position: absolute;
    right: 20px;
    top: 20px;
    z-index: 80;
}

.item-1 .p1_txt {
    position: absolute;
    top: 45%;
    left: 50%;
    margin-left: -140px;
    z-index: 30px;
}

.item-1 .p1_ball {
    position: absolute;
    top: 160px;
    left: 56%;
    z-index: 60;
}

.youkulogo {
    position: absolute;
    bottom: 10px;
    right: 7%;
}

.arrow {
    position: absolute;
    bottom: 20px;
    left: 50%;
    margin-left: -24px;
    z-index: 500;
    -webkit-animation: start 1.5s infinite ease-in-out;
    -moz-animation: start 1.5s infinite ease-in-out;
    animation: start 1.5s infinite ease-in-out;
}

@-webkit-keyframes start {
    0%, 30% {
        opacity: 0;
        -webkit-transform: translate(0, 10px);
    }
    60% {
        opacity: 1;
        -webkit-transform: translate(0, 0);
    }
    100% {
        opacity: 0;
        -webkit-transform: translate(0, -8px);
    }
}

@-moz-keyframes start {
    0%, 30% {
        opacity: 0;
        -moz-transform: translate(0, 10px);
    }
    60% {
        opacity: 1;
        -moz-transform: translate(0, 0);
    }
    100% {
        opacity: 0;
        -moz-transform: translate(0, -8px);
    }
}

@keyframes start {
    0%, 30% {
        opacity: 0;
        transform: translate(0, 10px);
    }
    60% {
        opacity: 1;
        transform: translate(0, 0);
    }
    100% {
        opacity: 0;
        transform: translate(0, -8px);
    }
}

.item-2, .item-11,.item {
    background-color: #333;
}

.yklogo {
    position: absolute;
    bottom: 50px;
    left: 50%;
    margin-left: -28px;
}

.p1_txt_1, .p2_txt_1, .p3_txt_1, .p4_txt_1, .p5_txt_1, .p6_txt_1, .p7_txt_1, .p8_txt_1, .p9_txt_1, .p10_txt_1, .p11_txt_1, .p12_txt_1, .p13_txt_1, .p14_txt_1, .p1_txt_2, .p2_txt_2, .p3_txt_2, .p4_txt_2, .p5_txt_2, .p6_txt_2, .p7_txt_2, .p8_txt_2, .p9_txt_2, .p10_txt_2, .p11_txt_2, .p12_txt_2, .p13_txt_2 {
    position: absolute;
    z-index: 50;
    left: 0;
    top: 0;
}

.bg_img {
    position: absolute;
    margin-left: -150px;
    left: 50%;
}

.item-13 {
    background: url(../img/bg_13.jpg) repeat;
}