ul, ol {
    list-style-type: none;
} 


#YZZhivideo3 {height: 920px;position: relative;min-width: 1280px;margin: 0px auto 0px 0px; /*! padding-top: 185px; */z-index: 100;top: 150px;}
#YZZhivideo3 .center { position: relative; width: 820px; }
#YZZhivideo3 h4 { width: 493px; height: 72px; text-indent: -99em; overflow: hidden; margin: 0px auto 82px; background: url("../images/title.png") left top no-repeat; display: block; }
#YZZhivideo3 .photoshow_select3 { text-align: center; margin-top: 45px; }
#YZZhivideo3 .photoshow_select3 a { margin: 0px 2px; width: 20px; height: 20px; text-indent: 0px; background: url("../images/a_4.png") left top no-repeat; cursor: pointer; display: inline-block; }
#YZZhivideo3 .photoshow_select3 a.change { background-position: right top; }
.videoshow3 { width: 800px; height: 600px; margin: 0px auto; }
.videoshow3 li {width: 800px;height: 600px;text-align: center;background-color: rgb(0 0 0);cursor: pointer;}
.videoshow3 li video { max-width: 100%; }
.videoshow3 li.roundabout-in-focus { cursor: default; }
.videoshow3 li span { padding-top: 6em; display: block; }
.move_rightbs, .move_leftbs {float: left;width: 43px;height: 210px;position: absolute;top: 260px;left: 50%;z-index: 1500;}
.move_leftbs span, .move_rightbs span { width: 82px; height: 82px; position: absolute; top: 50%; margin-top: -10px; background: url("../images/arrow1.png") left top no-repeat; }
.move_leftbs {
    margin-left: -720px;
}
.move_leftbs span { background-position: left top; }
.move_leftbs:hover span { background-position: left bottom; }
.move_rightbs {
    margin-left: 650px;
}
.move_rightbs span { background-position: right top; }
.move_rightbs:hover span { background-position: right bottom; }