.banner{
	height:600px;
}
.welcome_model{
	background-color: #383838;
	color: #FFFFFF;
}
.welcome_model .title{
	margin-bottom: 52px;
}
.welcome_model .content_text{
	line-height: 40px;
	letter-spacing: 4px;
	padding-left: 52px;
}