.pdf_item, .pdf_info, .pdf_btn img{
	-webkit-transition: all 0.5s ease;
	-moz-transition: all 0.5s ease;
	-o-transition: all 0.5s ease;
	transition: all 0.5s ease;
}

/* listPdf */
.listPdf_ul{padding-top: 0;}
.listPdf_ul li{width: 31.75%; margin-right: 2.25%;}
.listPdf_ul li:nth-child(3n){margin-right: 0;}
.listPdf_ul li:nth-child(n+4){margin-top: 26px;}

.pdf_item{position: relative; padding: 30px 20px; background: #F6EFE5; border-radius: 12px;}

.pdf_info{padding-top: 80px; background: url(../img/pdf.png) no-repeat center 0; background-size: 60px auto; text-align: center; flex: 1;} 
.pdf_info .title{line-height: 28px; margin: 0 0 10px; color: #666;}
.pdf_info .title a{color: inherit; transition: none;}

.pdf_btn{justify-content: center;}
.pdf_btn .btn_down, .pdf_btn .btn_view{line-height: 40px; height: 40px; display: block; overflow: hidden; padding: 4px; width: 40px;}
.pdf_btn .btn_view{background: url(../img/icon_view.png) no-repeat center; background-size: 28px auto;}
.pdf_btn .btn_down{margin-right: 20px; background: url(../img/icon_down.png) no-repeat 14px center; background-size: 28px auto;}


.pdf_item:hover{background: var(--commonColor);}
.pdf_item:hover .pdf_info{background-image: url(../img/pdf_h.png);}
.pdf_item:hover .title{color: #fff;}
.pdf_item:hover .pdf_btn .btn_view{background-image: url(../img/icon_view_w.png);}
.pdf_item:hover .pdf_btn .btn_down{background-image: url(../img/icon_down_w.png);}

@media only screen and (max-width: 1300px) {
	.pdf_item{padding: 24px 20px 20px;}
	.pdf_info{padding-top: 66px; background-size: 50px auto;}
}

@media only screen and (max-width: 980px) {
	.listPdf_ul{padding-top: 0;}
	.listPdf_ul li{width: 100%; margin-right: 0;}
	.listPdf_ul li:nth-child(n+2){margin-top: 15px;}
	.pdf_item{padding: 24px 15px 20px;}
}