html,body {
    -webkit-text-size-adjust: none;
    user-select: none;
    -moz-user-select: none;
    -webkit-user-select: none;
    width: 100%;
    height: 100%;
    background: #fff;
    position: fixed;
    overflow: hidden;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-box-sizing: border-box;
    /*苹果手持设备的浏览器属性，意思是：点击它，它就会出现一个半透明的灰色背景。*/
    -webkit-tap-highlight-color: transparent;
    /*当你触摸并按住触摸目标时候，禁止或显示系统默认菜单。*/
    -webkit-touch-callout: none;
}
a {
    text-decoration: none;
}
ul {
    list-style: none;
}
img {
    border: 0;
}
iframe{
	height: 100%;
    width: calc(100vh / 768 * 1024);
    position: relative;
    margin: auto 0;
    transform: translateX(-50%);
    left: 50%;
}
#maskView {
	position: absolute;
    top: 0;
    z-index: 10000;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.5);
    display: none;
}
#ReferenceListView {
	position: absolute;
    width: 80%;
    z-index: 10001;
    background-color: #FFF;
    left: 10%;
    display: none;
    top: 50%;
    margin-top: -38px;
}
#RefTitleView {
	background-color: #F9F9F9;
    height: 40px;
    line-height: 40px;
    text-align: center;
    font-size: 14px;
    font-weight: bold;
    color: #000;
}
#RefListView {
	position: relative;
    width: 100%;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    overflow: hidden;
}
.RefClose {
    width: 40px;
    height: 40px;
    background-image: url(../images/refcloseup.png);
    background-repeat: no-repeat;
    display: block;
    float: right;
}
#RefListView li {
    min-height: 26px;
    line-height: 20px;
    border-bottom: solid 1px #f1f1f1;
    font-size: 10px;
    background-color: #fff;
    padding: 8px;
}
#info {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
    background: url("../images/research.png") no-repeat;
	background-size: 100% 100%;		
    display: none;
}
.infoclose{
	background-color: aqua;
	opacity: 0;
	width: 5%;
	height: 6%;
	position: absolute;
	top: 27%;
	right: 20%;
}
.mask{
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background-color: #000;
	opacity: 0;
	display: none;
}
.arrow {
    background: url("../images/arrow.png") no-repeat;
	background-size: 100% 100%;
	width: 7%;
	height: 10%;
	position: absolute;
	top: 45%;
	left: 1%;
}