@charset "UTF-8";
body { overflow-x: hidden; margin: 0px; padding: 0px; font-size: 13px; font-family: Arial, Helvetica, sans-serif,"微软雅黑","宋体"; color: #000000; font-weight: 500; overflow-x: hidden; }
div, from, li, ul, dl, dd, dt, img, p, span { margin: 0; padding: 0; border: 0; font-size: 14px; font-weight: 500; font-family: "微软雅黑","宋体"; }
ul { list-style-type: none; }
li { list-style: none; }
a { text-decoration: none; cursor: pointer; }
a:hover { text-decoration: none; }

.main-con {width: 1200px; margin: 0 auto;}
.ppbtn{width: 280px; height:66px; margin:auto;position: absolute; left: 0; right: 0; bottom: 80px; }

.ppbanner{width: 100%; height: 700px; background: url(/statics/aist/images/pinpai/pp_banner.jpg) center top no-repeat; }

.main1 { width: 100%; height: 1448px; background: url(/statics/aist/images/pinpai/ppbg_01.jpg) center top no-repeat; position: relative;}
.main1 dl {display: flex; padding-left: 70px; padding-top:150px; }
.main1 dl dt { width: 610px; padding-top:25px; padding-right: 25px; }
.main1 dl dt p { color: #525252; font-size:18px; margin-bottom: 20px; line-height: 24px; text-indent:2em;}

.main1 ul {display: flex; padding-top:105px; }
.main1 ul li{width:342px; padding:0px 29px;}
.main1 ul li .ptitle { color: #009e9a; font-size:32px; line-height: 38px; text-align: center; }
.main1 ul li .ptt { color: #a4a4a4; font-size:16px; line-height: 24px; text-align: center; }
.main1 ul li .pimg {padding:15px 0px;}
.main1 ul li .pdesc { color: #525252; font-size:16px; line-height: 24px; }
.main1 ul li .pdesc span{color: #009e9a; font-size:16px; }

.main2 { width: 100%; height: 1090px; background: url(/statics/aist/images/pinpai/ppbg_02.jpg) center top no-repeat; position: relative;}
.main2 .pptitle{padding-top:100px;padding-bottom:55px;}
.main2 .pptitle .dtitle{ color: #ffffff; font-size:48px; line-height: 56px; }
.main2 .pptitle .xtitle{ color: #ffffff; font-size:16px; line-height: 27px; }
.main2 .pptitle .pp{ color: #ffffff; font-size:18px; line-height: 26px; width:650px;padding-top:15px;}

.main3 { width: 100%; height: 1272px; background: url(/statics/aist/images/pinpai/ppbg_03.jpg) center top no-repeat; position: relative;}
.main3 dl {display: flex; padding-left: 75px; padding-top:130px; padding-bottom:50px; }
.main3 dl dt { width: 530px; padding-top:20px;}
.main3 dl dt .pptitle .dtitle{ color: #ffffff; font-size:48px; line-height: 56px; }
.main3 dl dt .pptitle .xtitle{ color: #34fffd; font-size:26px; padding-top: 30px; text-indent:20px;}
.main3 dl dt .pptitle .pp{ color: #ffffff; font-size:18px; line-height: 24px; padding-bottom:25px;}

.main4 { width: 100%; height: 1000px; background: url(/statics/aist/images/pinpai/ppbg_04.jpg) center top no-repeat; position: relative;}
.main4 dl {display: flex; padding-top:100px; padding-bottom:60px; }
.main4 dl dt { width: 445px;}
.main4 dl dt .pptitle .dtitle{ color: #000000; font-size:48px; line-height: 56px; }
.main4 dl dt .pptitle .xtitle{ color: #000000; font-size:22px; line-height: 24px; letter-spacing: 5px; }
.main4 dl dd { width: 715px; height:80px; padding:0 20px; color: #000000; font-size:18px; line-height: 27px; border-left:solid #000000 1px; }

.main5 { width: 100%; height: 940px; background: url(/statics/aist/images//pinpai/ppbg_05.jpg) center top no-repeat; }

.main6 { width: 100%; height: 1302px; background: url(/statics/aist/images/pinpai/ppbg_06.jpg) center top no-repeat; position: relative;}
.main6 dl {display: flex; padding-top:50px; }
.main6 dl dt {width: 445px;}
.main6 dl dt .pptitle .dtitle{ color: #ffffff; font-size:48px; line-height: 57px; }
.main6 dl dt .pptitle .xtitle{ color: #ffffff; font-size:18px; line-height: 27px; }
.main6 dl dd { width: 715px; height:70px; margin-top:50px; padding:0px 20px; color: #ffffff; font-size:18px; line-height: 24px; border-left:solid #ffffff 1px; }
.main6 dl dd span{color: #009e9a; font-size:18px; }
.main6 .center{padding-top:60px;}