body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset,legend,textarea,p,blockquote,th,td,input,select,button {
	margin: 0;
	padding: 0;
	border:none;
}
ol,ul,li{
	list-style:none;
}
a:link,a:visited,a:hover,a:active{
  text-decoration:none;
}
.dakuang{
	width:1200px;
	height:100%;
	margin:0 auto;
	position:relative;
}
.tou{
	background-color:rgb(15,37,51);
	width:1200px;
	height:200px;
	position:fixed;
	top:0;
}
.dakuang img{
	width:auto;
	height:200px;
	line-height:200px;
	background-color:red;
	margin:0 auto;
	z-index:95;
	font-size:50px;
	text-align:center;
}
.zuo{
	margin-top:216px;
	height:1000px;
}
.guide_big{
	position:fixed;
	top:170px;
	font-size:16px;
	font-family:Helvetica Neue,Helvetica,PingFang SC,Tahoma,Arial,sans-serif;
	background-color:none;
	z-index:99;
	margin-left:1070px;
}
.guide_big li{
	margin-bottom:15px;
	float:left;
	margin-left:30px;
}
.guide_icon{
	font-size:16px;
	margin-right:4px;
	vertical-align:bottom;
}
.guide_big a{
	color:#eee;
}
.guide_big a:hover{
	color:orange;
}
.demo img{
	position:fixed;
	top:212px;
	margin-left:1220px;
}
.demo:hover{
	background-color:transparent;
}
.demo img{
	width:20px;
	height:60px;
}
iframe{
	position:fixed;
	top:212px;
	width:800px;
	height:76%;
	margin-left:397px!important;
	border-color:transparent!important;
}
#warp{
	width:100%;
	height:100%;
}
button[onclick]{
	display:block;
}
button{
	width:350px;
	height:40px;
	font-size:16px;
	margin-bottom:10px;
	background-color:rgb(15,37,51);
	color:#fff;
	cursor:pointer;
}
button:hover{background-color:rgb(94,158,136);}
.first{
	width:350px;
	height:40px;
	line-height:40px;
	font-size:16px;
	margin-bottom:10px;
	background-color:rgb(15,37,51);
	color:#fff;
	cursor:pointer;
	text-align:center;
}
.first:hover{background-color:rgb(94,158,136);}
.second,.third{
	text-align:center;
	background-color:yellow;
}
.third{background-color:rgb(255,255,150);}
td{
	width:350px;
	margin: 0 auto;
    border: 1px solid #000;
    border-collapse:collapse;
	padding:1px 5px!important;
}
table{
	width:350px;
	margin:10px 0;
	display:none;
}
/* table tr:first-child{text-align:center;font-weight:bold;background-color:#ff0;} */
table a{color:#000;
	display:inline-block;
	width:325px;
	padding:1px 5px;
}
table a:hover{
	background-color:rgb(94,158,136);
	color:#fefefe;
}