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							- .b1{
 -   position:fixed;
 -   width:100%;
 -   height:100%;
 -   top:0px;
 -   background:rgba(0,0,0,0.8);
 -   overflow: hidden;
 -   z-index: 1000;
 - }
 - .t_w{
 -   position:relative;
 - }
 - .b2{
 -   width: 90%;
 -   margin:55% auto;
 -   overflow: hidden;
 -   border-radius: 10rpx;
 - }
 - .t_image{
 -   width: 100%;
 -   display: block;
 -   margin: 0 auto;
 - }
 - .cancel_icon{
 -   position: absolute;
 -   right: 30rpx;
 -   top: -30rpx;
 - }
 
 
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