.platform{ width:90%; padding-bottom:50px;}
.platform .swiper-slide .imgs{ width: 100%; height: auto; display: block;
	transition: all .4s ease 0s;
	-webkit-transition: all .4s ease 0s;
	-moz-transition: all .4s ease 0s;
}

.platform .swiper-slide .sz{ position: relative; background-color: #557A9F;}
.platform .swiper-slide .sz .szs{ position: absolute; left: 50%; top: 50%; margin: -22px 0 0 -22px; opacity: 0;
	transition: all .4s ease 0s;
	-webkit-transition: all .4s ease 0s;
	-moz-transition: all .4s ease 0s;
}

.platform .swiper-slide h3{
	width: 100%;
	text-align: center;
	padding: 10px 0;
	background-color: #F2F4F4;
	font-size:0.28rem;
	color: #8B8B8B;
	font-weight:600
}
.platform .swiper-pagination-bullet{ width: 9px; height: 9px; border-radius: 0px; background-color: #557A9F; opacity: 1; position: relative;}
.platform .swiper-pagination-bullet-active:after{ position: absolute; content: ''; left: -3px; top: -3px; border: 1px solid #557A9F; width: 13px; height: 13px;}
.platform .swiper-slide:hover .imgs{ opacity: 0.3;}
.platform .swiper-slide:hover .szs{ opacity: 1;}