.knowledge_img1,.knowledge_img2,.knowledge_img3,.knowledge_img4{
	position: relative;
	width: 2.85rem;
	height: 3.51rem;
	margin-right: .2rem;
	padding: .3rem .2rem .5rem .2rem;
	box-sizing: border-box;
}
.knowledge_img1{
	background: url('https://qiniu.htknow.com/18637_75198a584fd48aed89bf147881c6977b.png?imageslim') no-repeat center / 100% 100%;
}
.knowledge_img2{
	background: url('https://qiniu.htknow.com/18637_0185d5bbda13ad62b7f21b7c81d5dfed.png?imageslim') no-repeat center / 100% 100%;
}
.knowledge_img3{
	background: url('https://qiniu.htknow.com/18637_2ad01402c5107f77f2e3a489b06ed70f.png?imageslim') no-repeat center / 100% 100%;
}
.knowledge_img4{
	background: url('https://qiniu.htknow.com/18637_2662d3c75bb95e8e51234ebd7ee0ecdf.png?imageslim') no-repeat center / 100% 100%;
	margin-right: 0;
}
.knowledge_title{
	font-size: .32rem;
	color: #436E9F;
	line-height: .44rem;
	/* font-weight: 600; */
}
.knowledge-first{
	width: 100%;
}
.knowledge_bottom{
	width: calc(100% - .5rem);
	position: absolute;
	bottom: .2rem;
	left: .2rem;
	flex-wrap: wrap;
}
.knowledge_price{
	font-family: DINPro, DINPro;
	font-size: .56rem;
	font-weight: 900;
	color: #4872A8;
	line-height: .72rem;
	margin-right: .08rem;
}
.knowledge_btn{
	width: 2.45rem;
	height: .48rem;
	background-color: rgba(255, 255, 255, 0.4);
	border-radius: .31rem;
	font-size: .20rem;
	color: #4872A8;
	line-height: .27rem;
	font-weight: 600;
	cursor: pointer;
	margin-top: .22rem;
}
.knowledge_img1 .knowledge_title{
	background: linear-gradient(0deg, #385E8A 0%, #4F88B3 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}
.knowledge_img2 .knowledge_title{
	background: linear-gradient(0deg, #79390E 0%, #B16B20 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}
.knowledge_img3 .knowledge_title{
	background: linear-gradient(0deg, #E4EAFE 0%, #C8CFED 45%, #F6D2DE 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}
.knowledge_img4 .knowledge_title{
	background: linear-gradient(0deg, #A29FF8 0%, #DFC7FD 44%, #AF80F2 100%);
	-webkit-background-clip: text;
	-webkit-text-fill-color: transparent;
}


.feature_top{
	margin-bottom: .3rem;
	padding-left: .2rem;
}

.feature_classify{
	flex: 1;
	font-size: .18rem;
	color: #999999;
	/* font-weight: 600; */
	line-height: .25rem;
}
.feature_standard{
	width: 2rem;
	text-align: center;
	font-size: .18rem;
	color: #333333;
	line-height: .25rem;
	font-weight: 600;
}
.feature_standard img {
	width: .24rem;
	height: .24rem;
}


.feature_bigtitle{
	padding-left: .2rem;
	height: .6rem;
	background: rgba(57, 105, 255, 0.1);
	line-height: .6rem;
	font-size: .20rem;
	color: #3d6fff;
	font-weight: 600;
}

.feature_list{
	display: flex;
	align-items: center;
	padding: .24rem 0 .2rem .24rem;
	border-bottom: .01rem solid #EEEEEE;
	transition: all .3s;
}
.feature_list:hover{
	background-color: #F8F8F8;
}
.feature_tit{
	flex: 1;
	font-size: .18rem;
	color: #333333;
	line-height: .25rem;
}
.feature_main .feature_list:last-of-type{
	border-bottom: 0;
}
.feature_list_active{
	background: #F8F8F8;
}


.popup{
	width: 100%;
	position: fixed;
	top: .72rem;
	display: none;
	/* position: sticky;
	top: .72rem; */
	height: .98rem;
	background: white;
	padding: .27rem 0 .27rem;
	box-sizing: border-box;
	box-shadow: 0px 8px 12px 0px rgba(204,204,204,0.3);
}
.popup_scroll{
	display: block;
}
.popup_first{
	flex: 1;
}
.popup_first_title{
	font-size: .24rem;
	font-weight: 600;
	color: #666666;
	line-height: .5rem;
}
.popup_tips:last-child{
	margin-top: .2rem;
}
.popup_tips:nth-child(2){
	margin-top: .1rem;
}
/* .popup_first_title{
	margin-bottom: .1rem;
} */
.popup_tips img{
	width: .24rem;
	height: .24rem;
}
.popup_tips span{
	font-size: .18rem;
	font-weight: normal;
	color: #333333;
	line-height: .25rem;
}
.popup_two{
	font-size: .24rem;
	
	color: #333333;
	line-height: .33rem;
	font-weight: 600;
}
.popup_btn{
	display: inline-block;
	margin-top: .16rem;
	width: 1.6rem;
	height: .48rem;
	background: linear-gradient(90deg, #D9F3FB 0%, #9ED4FB 100%);
	border-radius: .32rem;
	line-height: .48rem;
	cursor: pointer;
}
.popup_btn span {
	font-size: .24rem;
	color: #4872A8;
	background: linear-gradient(90deg, #7EABD3 0%, #4872A8 100%);
	-webkit-background-clip: text !important;
	-webkit-text-fill-color: transparent !important;
	font-weight: 400;
}
.popup_btn_two{
	background: linear-gradient(90deg, #FFF6E4 0%, #FCB152 100%);
}
.popup_btn_two span{
	background: linear-gradient(90deg, #B16B20 0%, #79390E 100%);
}
.popup_btn_three{
	background: linear-gradient(90deg, #494444 0%, #232122 100%);
}
.popup_btn_three span{
	background: linear-gradient(90deg, #ECC7AB 0%, #E9B086 100%);
	
}
.disabled-shadow{
	box-shadow: none!important;
}