@charset "utf-8";

* {
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
	margin: 0;
	padding: 0
}

img {
	border: none;
	text-decoration: none;
}

.view {
	width: 100%;
	margin: auto;
	background-color: #f6f6f6;
}

.block,.vd_box {
	width: 100%;
	height: auto;
	overflow: hidden;
}
.vd_box{
	position: relative;
}
.ic_play{
	position: absolute;
	width: 10%;
	height: auto;
	top: 0;
	left: 0;
	right: 0;
	bottom: 0;
	margin: auto;
}

.block_1 {
	width: 100%;
	height: auto;
	overflow: hidden;
}

.block_bg {
	display: block;
	width: 100%;
	height: auto;
	margin: auto;
}

.block_bg_1 {
	display: block;
	width: 100%;
	height: auto;
	margin: auto;
}

.pic_bg {
	width: 100%;
	height: 100px;
	background-repeat: no-repeat;
	background-position: center;
	background-size: contain;
	background-color: #223dcc;
}

#btn_1 {
	width: 49%;
	height: 100px;
	float: left;
	cursor: pointer;
}

#btn_2 {
	width: 49%;
	height: 100px;
	float: right;
	cursor: pointer;
}

.tabs {
	display: none;
}

.tab {
	width: 100%;
	height: 100%;
	margin-top: -100%;
}

.tab>span {
	display: block;
	margin-left: 30%;
	width: 18%;
	height: 100%;
	cursor: pointer;
	background-color: aliceblue;
}

.tab .last {
	margin-left: auto;

	margin-right: 30%;
}

.block_box img.hide {
	height: 0;
}

.block_box_1 img.hide {
	height: 0;
}