form {
	max-width: 1360px;
	margin: 0 auto;
	text-align: center;
}

.cent {
	border: 1px solid #d4d2d3;
	width: 1260px;
	/*height: 500px;*/
	margin: 0 auto;

}

.tltle {
	text-align: center;
	font-size: 18px;
	color: #2e5a9b;
	height: 70px;
	line-height: 70px;
	font-weight: bold;
}
.cent_hoad{
	height: 60px;
	background-color: #ccdbe9;
	text-align: center;
	font-size: 18px;
	color: #55616d;
	font-weight: 500;
	line-height: 60px;
}
.hoad_first{
	height: 165px;
	width: 100%;
	border-bottom:1px solid #d4d2d3;
}
.hoad_second{
	height: 70px;
	width: 100%;
	/*border-bottom:1px solid #d4d2d3;*/
}
.hoad_third{
	height: 85px;
	border-bottom:1px solid #d4d2d3;
}
.hoad_four{
	height: 185px;
		width: 100%;
	border-bottom:1px solid #d4d2d3;
}
.hoad_for{
	height: 280px;
	width: 100%;
}
.hoad_left{
	width: 420px;
	/*height: 100%;*/
	float: left;
}