html, body {
    background: #f4f8fd;
}


body {
    font-family: SourceHanSansCN, sans-serif;
    background-color: #f8f9fa;
    color: #333333;
}

.container {
    width: 100%;
    padding: 0 0 0 0;
}
.section_top{
	padding: 236px 0 0 0;
	height: 1080px;
	width: 100%;
	background-image: url('/static/imgs/zndwzd/bg_app.png');
	background-size: 100% 100%;
	box-sizing: border-box;
}
.top_title {
	font-family: 'Source Han Sans SC', 'SourceHanSansCN', Arial, sans-serif;
    font-size: 80px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 24px;
	line-height: 112px;
    color: #333333;
	height:112px;
	box-sizing: border-box;
}
.top_subtitle {
	font-family: 'Source Han Sans SC', 'SourceHanSansCN', Arial, sans-serif;
    font-size: 24px;
    color: #333333;
	font-weight: 400;
	color: #333333;
    text-align: center;
    margin: 0 auto 0;
    line-height: 34px;
	height:34px;
	box-sizing: border-box;
}
/* 弹性居中布局 */
.top_content {
	height:674px;
	padding-right:400px;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    margin: 0;
	box-sizing: border-box;
}
/* 手机图片 */
.phone_img {
    width: 797px;
    height: 723px;
    object-fit: contain;
	margin-top:-49px;
	box-sizing: border-box;
}
/* 二维码 */
.code_content{
	text-align: center;
	margin-top:158px;
	display: flex;
	flex-direction: column;
	align-items: center;
	margin-left:-140px;
}
.code_box {
    width: 240px;
    height: 240px;
    object-fit: contain;
	box-sizing: border-box;
    border: 1px solid #eee;
	display: none;
}

.code_box + p {
	text-align: center;
    font-weight: 400;
    font-size: 24px;
    color: #333333;
    line-height: 34px;
    margin-top: 16px;
}
.code_box.active {
	display: block;
}
/* 下载按钮 */
.btn_box{
	margin-top:192px;
	display: flex;
	flex-direction: column;
	gap:40px;
	margin-left:34px;
	box-sizing: border-box;
}
.btn {
    width:240px;
	height:48px;
	box-sizing: border-box;
	cursor: pointer;
}
.btn-blue{
	background-image: url('/static/imgs/zndwzd/app_ios_btn.png');
	background-size: 100% 100%;
}
.btn-gray {
    background-image: url('/static/imgs/zndwzd/app_android_btn.png');
    background-size: 100% 100%;
}
.btn-hmos {
   background-image: url('/static/imgs/zndwzd/app_hmos_btn.png');
   background-size: 100% 100%;
}

.btn-blue:hover,.btn-blue.active {
   background-image: url('/static/imgs/zndwzd/app_ios_active.png');
}
.btn-gray:hover,.btn-gray.active  {
   background-image: url('/static/imgs/zndwzd/app_android_active.png');
}
.btn-hmos:hover,.btn-hmos.active  {
   background-image: url('/static/imgs/zndwzd/app_hmos_active.png');
}


/* 通用区块容器 */
.section_bottom {
   padding: 74px 0 0 140px;
   height: 1080px;
   width: 100%;
   background: #FFFFFF;
   box-sizing: border-box;
   display: flex;
   align-items: center;
   justify-content: center;
}

.bottom_left {
   width:646px;
   display: flex;
   flex-direction: column;
   box-sizing: border-box;
   padding:0 52px;
}
.bottom_title {
	font-family: 'Source Han Sans SC', 'SourceHanSansCN', Arial, sans-serif;
    font-size: 60px;
    font-weight: bold;
    text-align: center;
    margin-bottom: 24px;
	line-height: 84px;
    color: #333333;
	box-sizing: border-box;
}
.bottom_subtitle {
	font-family: 'Source Han Sans SC', 'SourceHanSansCN', Arial, sans-serif;
    font-size: 24px;
    color: #333333;
	font-weight: 400;
	color: #333333;
    text-align: left;
    line-height: 34px;
	height:68px;
	box-sizing: border-box;
	margin-bottom:85px;
}
.list_box{
	display: flex;
	gap:48px;
	margin-top:30px;
}
.list{
	width: 160px;
	height: 48px;
	box-sizing: border-box;
}
.list1{
	 background-image: url('/static/imgs/zndwzd/app_bottom_btn1.png');
}
.list2{
	 background-image: url('/static/imgs/zndwzd/app_bottom_btn2.png');
}
.list3{
	 background-image: url('/static/imgs/zndwzd/app_bottom_btn3.png');
}
.list4{
	 background-image: url('/static/imgs/zndwzd/app_bottom_btn4.png');
}

.bottom_right {
	width:980px;
	height:980px;
	box-sizing: border-box;
	background-image: url('/static/imgs/zndwzd/app_bottom_phone.png');
}