*{margin:0px;padding:0px;border:0px;}
table{border-collapse:collapse;border-spacing:0;table-layout:fixed;}
body{font-family:"1";font-size:12px;line-height:24px;  margin:0 0;padding:0 0; color:#333; background:#ffffff;}
fieldset,img,action{vertical-align:top;border:0px;}
ul,li{ list-style:none;}
img{ border:0;}
.none{ display:none;}
.linespace{height:10px; clear:both; line-height:10px; overflow:hidden; font-size:0px;}
.clear{clear:both;}
a{color:#666; text-decoration:none;}
a:hover{color:#666;}
body{overflow-x:hidden;}
.container {display: flex;flex-direction:column;justify-content: flex-start; align-items: center; position:relative}
.bj{ width:720px;  margin:auto;}
.top_concer_img{position: fixed; width:100%; height:140px; top:0;background:url(../images/top-img.png) no-repeat;z-index:999;max-width:720px;}
.download{height:140px;width:40%; display:block;float:middle;}
.foot{ width:720px; color:#FFFFFF;  height:50px; position:absolute;bottom:0; text-align:center; font-size:20px;}
.foot_nav{ width:720px; color:#FFFFFF;  height:100px; position:absolute;bottom:50px;font-size:25px; font-family:Arial, Helvetica, sans-serif;}
.foot_nav li{ float:left; padding:0 40px; line-height:40px;text-decoration:underline;}
.foot_nav a{ color:#FFFFFF;}
.foot_01{width:720px; color:#FFFFFF;  height:50px; position:absolute;bottom:50px; text-align:center; font-size:23px; font-family:Arial, Helvetica, sans-serif;text-decoration:underline;}
.foot_01 a{ color:#FFFFFF;}
.foot_18{ width:720px; color: #FFFF00;  height:50px; position:absolute;bottom:50px; text-align:center; font-size:23px; font-family:Arial, Helvetica, sans-serif;}
.jump{height:188px;position:absolute;top:1015px;}
.jump img{animation: jump 0.6s ease infinite;}
@keyframes jump{0%{ transform:translateY(0) scale(1,1);}/* 2 */50%{transform:translateY(-50px) scale(0.97,1.03);}100%{transform:translateY(0) scale(1,1);}}


.about{ font-family: Arial, Helvetica, sans-serif; color:#FFFFFF; margin: auto; font-family:Arial, Helvetica, sans-serif;  padding:60px 30px;}
.about h1{ text-align:center; font-size:30px;}
.about ol{ font-weight:bold; font-size:24px;}
.about p{ font-size:20px; line-height:28px; margin-top:20px; padding-left:30px; background:url(../images/img.png) 0 10px no-repeat;}

.about-1{ font-family: Arial, Helvetica, sans-serif; color:#FFFFFF; margin: auto; font-family:Arial, Helvetica, sans-serif; padding:60px 30px;}
.about-1 h1{ text-align:center; font-size:30px;}
.about-1 ol{ font-weight:bold; font-size:24px; margin-top:30px;}
.about-1 p{ font-size:20px; line-height:28px; margin-top:40px; }

.about-2{ font-family: Arial, Helvetica, sans-serif; color:#FFFFFF; margin: auto; font-family:Arial, Helvetica, sans-serif;  padding:60px 30px;}
.about-2 h1{ text-align:center; font-size:30px;}
.about-2 ol{ font-weight:bold; font-size:24px; margin-top:30px;}
.about-2 p{ font-size:20px; line-height:28px; margin-top:20px; padding-left:30px; background:url(../images/img.png) 0 10px no-repeat;}