/* part4 */
#bianli_xing #main #part4 {
	height: 550px;
	padding-top: 18vw;
	background-color: #fff;
}

#bianli_xing #main #part4 .app_title {
	position: relative;
	height: 60px;
	text-align: center;
}

#bianli_xing #main #part4 .app_title::after {
	content: "";
	position: absolute;
	bottom: 6%;
	left: 50%;
	width: 3%;
	border-radius: 15px;
	border-bottom: .3vw solid #1a7bfe;
	transform: translatex(-50%);
}

#bianli_xing #main #part4 .app_introduce {
	height: 73%;
	padding: 0 28%;
}

#bianli_xing #main #part4 .app_introduce .android,
#bianli_xing #main #part4 .app_introduce .ios {
	position: relative;
	float: center;
	width: 50%;
	height: 100%;
	font-size: 1.2vw;
	color: #666666;
}

#bianli_xing #main #part4 .app_introduce .android img,
#bianli_xing #main #part4 .app_introduce .ios img {
	width: 12vw;
	height: 14vw;
}

#bianli_xing #main #part4 .app_introduce .android h5,
#bianli_xing #main #part4 .app_introduce .ios h5 {
	margin-top: 1vh;
}

#bianli_xing #main #part4 .app_introduce .android {
	text-align: center;
}

#bianli_xing #main #part4 .app_introduce .ios {
	text-align: center;
}


#bianli_xing #main #part4 .app_introduce .android .qrCode,
#bianli_xing #main #part4 .app_introduce .ios .qrCode {
	position: absolute;
	top: 4vw;
	left: 50%;
	transform: translateX(-50%);
	width: 9vw;
	height: 9vw;
}