@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;} 
a{color: inherit;}
a,area{blr:expression(this.onFocus=this.blur()); }
a { text-decoration:none; -webkit-tap-highlight-color:transparent;}
a:hover { text-decoration:none; -webkit-tap-highlight-color:transparent;}
img { -ms-interpolation-mode: bicubic; }
html, body { 
font-family:Helvetica,"微软雅黑";
-webkit-text-size-adjust:none;
-moz-text-size-adjust:none;
-ms-text-size-adjust:none;
text-size-adjust:none;
} /*Reset Android and IOS font*/
input:focus{outline: none;}
input { border-radius:0;border:none;background:none;outline: none; } /*Reset IOS input style*/
div, span, h1, h2, h3, h4, h5, h6, p, a, img, dl, dt, dd, ol, ul, li, form { list-style:none; }
@-webkit-viewport { width:device-width; }
@-moz-viewport { width:device-width; }
@-ms-viewport { width:device-width; }
@-o-viewport { width:device-width; }
@viewport { width:device-width; }
.clear{clear:both}
.boxcenter { margin:0 auto;}
.container{width: 1200px;margin-left: auto;margin-right: auto;}
.autocontainer{min-width: 1200px;max-width: 1920px;margin-left: auto;margin-right: auto;}
.bgimg{width:100%;display:block}
.video1{width: 916px;
    height: 480px;
    position: absolute;
    bottom: 138px;
    left: 50%;
    margin-left: -459px;
    border-radius: 20px;
    text-align: center;
    pointer-events: auto;
    object-fit: cover;}
.part1{position:relative}
.part2{position:relative}
.part2_1 img{display:block;width:100%;}
.part2_1{position:absolute;width:880px;top:270px;background:#000;left:50%;margin-left:-440px;overflow:hidden;border-radius:30px;}
.part2_2{position:absolute;width:880px;top:870px;background:#d8eafa;left:50%;margin-left:-440px;overflow:hidden;border-radius:30px;}
.part2_2 dt{width:32%;float:left;background:#2982ef;line-height:89px;text-align:center;font-size:23px;color:#fff;font-weight:bold;}
.part_2_3{    position: absolute;
    width: 880px;
    top: 728px;
    left: 50%;
    margin-left: -440px;
    overflow: hidden;
    border-radius: 30px;
    z-index: 100;}
.part_2_3 img{display: block;
    width: 90%;
    margin: 0 auto;}
.part2_2 dd{overflow:hidden}
.part2_2 dd img {
    width: 95%;
    display: block;
    margin: 0 auto;
}
.part2_2 dt li{cursor:default}
.part2_2 dd
.pics2{position:relative}
.pics2 a {
    position: absolute;
    width: 260px;
    height: 70px;
    display: block;
    bottom: 41px;
    margin-left: -124px;
    left: 50%;
}
.part2_2 li.active{color:#2982ef;background:#d8eafa}
.part2_2 li:first-child{padding-top:40px}