/*introduction页面样式*/

/*大图样式开始*/
.introbg{
	margin-top: 20px;
	width: 100%;
	background: url(../img/slideup/3.jpg) no-repeat;
	background-attachment: fixed;
	height: 420px;
}
.introbg h2{
	margin: 0;
	padding-top: 150px;
    font-size: 50px;
    font-weight: 100;
    color: white;
}
.introbg p{
    margin-top: 20px;
    font-size: 25px;
    color: white;
}
/*大图样式结束*/
/*内容块样式开始*/

.box_height{
    height: 240px;
}
.first_intro_position{
    padding-top: 11%;
}
.second_intro_position{
    padding-top: 14%;
}
.third_intro_position{
    padding-top: 8%;
}

/*内容区样式结束*/
@media(min-width: 992px) and (max-width: 1200px) {
.introbg{
	height: 380px;
}
.introbg h2{
	padding-top: 135px;
    font-size: 40px;
}
.introbg p{
    font-size: 20px;
}
.box_height{
    height: 200px;
}
}
@media (min-width: 768px) and (max-width: 992px) {
.introbg{
	height: 330px;
}
.introbg h2{
	padding-top: 120px;
    font-size: 30px;
}
.introbg p{
    font-size: 18px;
}
.box_height{
    height: 150px;
}
}
@media (max-width: 768px) {
.introbg{
	height: 250px;
}
.introbg h2{
	padding-top: 95px;
    font-size: 22px;
}
.introbg p{
    font-size: 16px;
}
.box_height{
    height:140px;
}
.first_intro_position{
    padding-top: 0;
    /*z-index: -1;*/
}
.second_intro_position{
    padding-top: 20px;
}
.third_intro_position{
    padding-top: 0;
}
}