css loading：
.loading {
position: fixed;
top: 40%;
width:3rem;
left: 0;
right: 0;
z-index: 9999;
margin: 0 auto;
font-size: ;
//overflow: hidden;
background: rgb(200,200,200);
border-radius: 10% ;
display: none;
}
.loading img {
width: 60%;
display: block;
margin: 0 auto;
padding-top: 7px;
height: 60%;
}
.loading .loadingtext{
padding-top: 4px;
padding-bottom: 5px;
width:3rem;
text-align: center;
margin: 0 auto;
}
html
<div class="loading"><img src="staticResourse/img/loading.gif"/><div class="loadingtext">正在加载</div></div>
