/*功能介绍*/
.white-bg{
	background: #fff;
}
.grey-bg{
	background: #f5f7fa;
}
.duce-right img{
	width: auto;
	max-width: 100%;
}
.intro-item{
	margin-top: 100px;
	margin-bottom: 120px;

	display: -webkit-box;
    display: -moz-box;
    display: -webkit-flex;
    display: -ms-flexbox;
    display: flex;

    -webkit-box-align: center;
    -webkit-align-items: center;
    -ms-flex-align: center;
    align-items: center;

/*    -webkit-box-pack: center;
    -webkit-justify-content: center;
    -ms-flex-pack: center;
    justify-content: center;
    align-content: center;*/

    flex-wrap: wrap;
}
.duce-left{
	padding-right: 30%;
}
.duce-left2{
	padding-left: 30%;
}
.intro-text h2{
	font-size: 24px;
	color: #3d4450;
	position: relative;
	padding-bottom: 30px;
	margin:0 0 35px;
}
.intro-text h2:after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0px;
    width: 50px;
    height: 4px;
    border-radius: 2px;
    background: linear-gradient(90deg,#009fe8,#4c88ee);
}
.intro-text .text{
	font-size: 16px;
	color: #3d4450;
	line-height: 32px;
}


















/* 小屏幕 */
@media (max-width: 768px){ 
/*功能介绍*/
.intro-item{
	margin-top: 50px;
    margin-bottom: 50px;
}
.duce-left {
    padding-right: 0;
    margin-bottom: 40px;
}
.duce-left2 {
    padding-left: 0;
    margin-top: 40px;
}


.intro-text h2{
    font-size: 20px;
    padding-bottom: 20px;
    margin: 0 0 25px;
}
}



/* 中等屏幕（桌面显示器） */
@media (max-width: 992px) { 


}

/* 大屏幕（大桌面显示器） */
@media (max-width: 1200px){ 


}